diff --git a/src/components/alert/test/basic/app/app.module.ts b/src/components/alert/test/basic/app/app.module.ts
index c2bb850b8f..8b037e7d58 100644
--- a/src/components/alert/test/basic/app/app.module.ts
+++ b/src/components/alert/test/basic/app/app.module.ts
@@ -11,7 +11,9 @@ import { PageOneModule } from '../pages/page-one/page-one.module';
   ],
   imports: [
     BrowserModule,
-    IonicModule.forRoot(AppComponent, {}),
+    IonicModule.forRoot(AppComponent, {
+      mode: 'ios'
+    }),
     PageOneModule
   ],
   bootstrap: [IonicApp]
diff --git a/src/components/checkbox/checkbox.ts b/src/components/checkbox/checkbox.ts
index 77afd2b753..b70f3ac96c 100644
--- a/src/components/checkbox/checkbox.ts
+++ b/src/components/checkbox/checkbox.ts
@@ -1,10 +1,10 @@
-import { AfterContentInit, ChangeDetectorRef, Component, ElementRef, EventEmitter, forwardRef, HostListener, Input, OnDestroy, Optional, Output, Renderer, ViewEncapsulation } from '@angular/core';
-import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';
+import { AfterViewInit, ChangeDetectorRef, Component, ElementRef, forwardRef, HostListener, Input, OnDestroy, Optional, Renderer, ViewEncapsulation } from '@angular/core';
+import { NG_VALUE_ACCESSOR } from '@angular/forms';
 
 import { Config } from '../../config/config';
-import { Form, IonicTapInput } from '../../util/form';
-import { Ion } from '../ion';
 import { isTrueProperty } from '../../util/util';
+import { Form, IonicTapInput } from '../../util/form';
+import { BaseInput } from '../../util/base-input';
 import { Item } from '../item/item';
 
 export const CHECKBOX_VALUE_ACCESSOR: any = {
@@ -54,14 +54,14 @@ export const CHECKBOX_VALUE_ACCESSOR: any = {
 @Component({
   selector: 'ion-checkbox',
   template:
-    '<div class="checkbox-icon" [class.checkbox-checked]="_checked">' +
+    '<div class="checkbox-icon" [class.checkbox-checked]="_value">' +
       '<div class="checkbox-inner"></div>' +
     '</div>' +
     '<button role="checkbox" ' +
             'type="button" ' +
             'ion-button="item-cover" ' +
             '[id]="id" ' +
-            '[attr.aria-checked]="_checked" ' +
+            '[attr.aria-checked]="_value" ' +
             '[attr.aria-labelledby]="_labelId" ' +
             '[attr.aria-disabled]="_disabled" ' +
             'class="item-cover"> ' +
@@ -72,129 +72,30 @@ export const CHECKBOX_VALUE_ACCESSOR: any = {
   providers: [CHECKBOX_VALUE_ACCESSOR],
   encapsulation: ViewEncapsulation.None,
 })
-export class Checkbox extends Ion implements IonicTapInput, AfterContentInit, ControlValueAccessor, OnDestroy {
-  /** @hidden */
-  _checked: boolean = false;
-  /** @hidden */
-  _init: boolean;
-  /** @hidden */
-  _disabled: boolean = false;
-  /** @hidden */
-  _labelId: string;
-  /** @hidden */
-  _fn: Function;
-  /** @hidden */
-  id: string;
-
-  /**
-   * @output {Checkbox} Emitted when the checkbox value changes.
-   */
-  @Output() ionChange: EventEmitter<Checkbox> = new EventEmitter<Checkbox>();
-
-  constructor(
-    config: Config,
-    private _form: Form,
-    @Optional() private _item: Item,
-    elementRef: ElementRef,
-    renderer: Renderer,
-    private _cd: ChangeDetectorRef
-  ) {
-    super(config, elementRef, renderer, 'checkbox');
-
-    _form.register(this);
-
-    if (_item) {
-      this.id = 'chk-' + _item.registerInput('checkbox');
-      this._labelId = 'lbl-' + _item.id;
-      this._item.setElementClass('item-checkbox', true);
-    }
-  }
-
-  /**
-   * @hidden
-   */
-  @HostListener('click', ['$event'])
-  _click(ev: UIEvent) {
-    console.debug('checkbox, checked');
-    ev.preventDefault();
-    ev.stopPropagation();
-    this.onChange(!this._checked);
-  }
+export class Checkbox extends BaseInput<boolean> implements IonicTapInput, AfterViewInit, OnDestroy {
 
   /**
    * @input {boolean} If true, the element is selected.
    */
   @Input()
   get checked(): boolean {
-    return this._checked;
+    return this.value;
   }
 
   set checked(val: boolean) {
-    this._setChecked(isTrueProperty(val));
-    this.onChange(this._checked);
+    this.value = val;
   }
 
-  /**
-   * @hidden
-   */
-  _setChecked(isChecked: boolean) {
-    if (isChecked !== this._checked) {
-      this._checked = isChecked;
-      if (this._init) {
-        this.ionChange.emit(this);
-      }
-      this._item && this._item.setElementClass('item-checkbox-checked', isChecked);
-    }
-  }
-
-  /**
-   * @hidden
-   */
-  writeValue(val: any) {
-    this._setChecked(isTrueProperty(val));
-  }
-
-  /**
-   * @hidden
-   */
-  registerOnChange(fn: Function): void {
-    this._fn = fn;
-    this.onChange = (isChecked: boolean) => {
-      console.debug('checkbox, onChange', isChecked);
-      fn(isChecked);
-      this._setChecked(isChecked);
-      this.onTouched();
-      this._cd.detectChanges();
-    };
-  }
-
-  /**
-   * @hidden
-   */
-  registerOnTouched(fn: any) { this.onTouched = fn; }
-
-  /**
-   * @input {boolean} If true, the user cannot interact with this element.
-   */
-  @Input()
-  get disabled(): boolean {
-    return this._disabled;
-  }
-
-  set disabled(val: boolean) {
-    this._disabled = isTrueProperty(val);
-    this._item && this._item.setElementClass('item-checkbox-disabled', this._disabled);
-  }
-
-  /**
-   * @hidden
-   */
-  onChange(isChecked: boolean) {
-    // used when this input does not have an ngModel or formControlName
-    console.debug('checkbox, onChange (no ngModel)', isChecked);
-    this._setChecked(isChecked);
-    this.onTouched();
-    this._cd.detectChanges();
+  constructor(
+    config: Config,
+    form: Form,
+    @Optional() item: Item,
+    elementRef: ElementRef,
+    renderer: Renderer,
+    private _cd: ChangeDetectorRef
+  ) {
+    super(config, elementRef, renderer, 'checkbox', form, item, null);
+    this._value = false;
   }
 
   /**
@@ -207,26 +108,32 @@ export class Checkbox extends Ion implements IonicTapInput, AfterContentInit, Co
   /**
    * @hidden
    */
-  onTouched() { }
-
-  /**
-   * @hidden
-   */
-  ngAfterContentInit() {
-    this._init = true;
+  @HostListener('click', ['$event'])
+  _click(ev: UIEvent) {
+    console.debug('checkbox, checked');
+    ev.preventDefault();
+    ev.stopPropagation();
+    this.value = !this.value;
   }
 
   /**
    * @hidden
    */
-  setDisabledState(isDisabled: boolean) {
-    this.disabled = isDisabled;
+  _inputNormalize(val: any): boolean {
+    return isTrueProperty(val);
+  }
+  /**
+   * @hidden
+   */
+  _inputCheckHasValue(val: boolean) {
+    this._item && this._item.setElementClass('item-checkbox-checked', val);
   }
 
   /**
    * @hidden
    */
-  ngOnDestroy() {
-    this._form.deregister(this);
+  _inputUpdated() {
+    this._cd.detectChanges();
   }
+
 }
diff --git a/src/components/checkbox/test/checkbox.spec.ts b/src/components/checkbox/test/checkbox.spec.ts
new file mode 100644
index 0000000000..0694d0dfe8
--- /dev/null
+++ b/src/components/checkbox/test/checkbox.spec.ts
@@ -0,0 +1,24 @@
+
+import { Checkbox } from '../checkbox';
+import { mockConfig, mockElementRef, mockRenderer, mockItem, mockChangeDetectorRef } from '../../../util/mock-providers';
+import { commonInputTest, BOOLEAN_CORPUS } from '../../../util/input-tester';
+
+describe('Checkbox', () => {
+
+  it('should pass common test', () => {
+
+    const config = mockConfig();
+    const elementRef = mockElementRef();
+    const renderer = mockRenderer();
+    const item: any = mockItem();
+    const cd = mockChangeDetectorRef();
+    const checkbox = new Checkbox(config, null, item, elementRef, renderer, cd);
+
+    commonInputTest(checkbox, {
+      defaultValue: false,
+      corpus: BOOLEAN_CORPUS
+    });
+
+  });
+
+});
diff --git a/src/components/datetime/datetime.ts b/src/components/datetime/datetime.ts
index 5e6d1358a0..90315e9b0c 100644
--- a/src/components/datetime/datetime.ts
+++ b/src/components/datetime/datetime.ts
@@ -6,10 +6,10 @@ import { Picker } from '../picker/picker';
 import { PickerController } from '../picker/picker-controller';
 import { PickerColumn } from '../picker/picker-options';
 import { Form } from '../../util/form';
-import { Ion } from '../ion';
+import { BaseInput } from '../../util/base-input';
 import { Item } from '../item/item';
-import { deepCopy, isBlank, isPresent, isTrueProperty, isArray, isString, assert, clamp } from '../../util/util';
-import { dateValueRange, renderDateTime, renderTextFormat, convertFormatToKey, getValueFromFormat, parseTemplate, parseDate, updateDate, DateTimeData, convertDataToISO, daysInMonth, dateSortValue, dateDataSortValue, LocaleData } from '../../util/datetime-util';
+import { deepCopy, isBlank, isPresent, isArray, isString, assert, clamp } from '../../util/util';
+import { dateValueRange, renderDateTime, renderTextFormat, convertFormatToKey, getValueFromFormat, parseTemplate, parseDate, updateDate, DateTimeData, daysInMonth, dateSortValue, dateDataSortValue, LocaleData } from '../../util/datetime-util';
 
 export const DATETIME_VALUE_ACCESSOR: any = {
   provide: NG_VALUE_ACCESSOR,
@@ -257,39 +257,31 @@ export const DATETIME_VALUE_ACCESSOR: any = {
 @Component({
   selector: 'ion-datetime',
   template:
-    '<div *ngIf="!_text" class="datetime-text datetime-placeholder">{{placeholder}}</div>' +
-    '<div *ngIf="_text" class="datetime-text">{{_text}}</div>' +
-    '<button aria-haspopup="true" ' +
-            'type="button" ' +
-            '[id]="id" ' +
-            'ion-button="item-cover" ' +
-            '[attr.aria-labelledby]="_labelId" ' +
-            '[attr.aria-disabled]="_disabled" ' +
-            'class="item-cover">' +
-    '</button>',
+  '<div *ngIf="!_text" class="datetime-text datetime-placeholder">{{placeholder}}</div>' +
+  '<div *ngIf="_text" class="datetime-text">{{_text}}</div>' +
+  '<button aria-haspopup="true" ' +
+  'type="button" ' +
+  '[id]="id" ' +
+  'ion-button="item-cover" ' +
+  '[attr.aria-labelledby]="_labelId" ' +
+  '[attr.aria-disabled]="_disabled" ' +
+  'class="item-cover">' +
+  '</button>',
   host: {
     '[class.datetime-disabled]': '_disabled'
   },
   providers: [DATETIME_VALUE_ACCESSOR],
   encapsulation: ViewEncapsulation.None,
 })
-export class DateTime extends Ion implements AfterContentInit, ControlValueAccessor, OnDestroy {
-  _disabled: any = false;
-  _labelId: string;
+export class DateTime extends BaseInput<any> implements AfterContentInit, ControlValueAccessor, OnDestroy {
+
   _text: string = '';
-  _fn: Function;
-  _isOpen: boolean = false;
   _min: DateTimeData;
   _max: DateTimeData;
-  _value: DateTimeData = {};
+  _timeValue: DateTimeData = {};
   _locale: LocaleData = {};
   _picker: Picker;
 
-  /**
-   * @hidden
-   */
-  id: string;
-
   /**
    * @input {string} The minimum datetime allowed. Value must be a date string
    * following the
@@ -421,39 +413,56 @@ export class DateTime extends Ion implements AfterContentInit, ControlValueAcces
    */
   @Input() placeholder: string = '';
 
-  /**
-   * @output {any} Emitted when the datetime selection has changed.
-   */
-  @Output() ionChange: EventEmitter<any> = new EventEmitter();
-
   /**
    * @output {any} Emitted when the datetime selection was cancelled.
    */
   @Output() ionCancel: EventEmitter<any> = new EventEmitter();
 
   constructor(
-    private _form: Form,
+    form: Form,
     config: Config,
     elementRef: ElementRef,
     renderer: Renderer,
-    @Optional() private _item: Item,
+    @Optional() item: Item,
     @Optional() private _pickerCtrl: PickerController
   ) {
-    super(config, elementRef, renderer, 'datetime');
+    super(config, elementRef, renderer, 'datetime', form, item, null);
+  }
 
-    _form.register(this);
+  /**
+   * @hidden
+   */
+  ngAfterContentInit() {
+    // first see if locale names were provided in the inputs
+    // then check to see if they're in the config
+    // if neither were provided then it will use default English names
+    ['monthNames', 'monthShortNames', 'dayNames', 'dayShortNames'].forEach(type => {
+      (<any>this)._locale[type] = convertToArrayOfStrings(isPresent((<any>this)[type]) ? (<any>this)[type] : this._config.get(type), type);
+    });
 
-    if (_item) {
-      this.id = 'dt-' + _item.registerInput('datetime');
-      this._labelId = 'lbl-' + _item.id;
-      this._item.setElementClass('item-datetime', true);
-    }
+    // update how the datetime value is displayed as formatted text
+    this.updateText();
+  }
+
+  /**
+   * @hidden
+   */
+  _inputUpdated() {
+    updateDate(this._timeValue, this.value);
+    this.updateText();
+  }
+
+  /**
+   * @hidden
+   */
+  _inputShouldChange(): boolean {
+    return true;
   }
 
   @HostListener('click', ['$event'])
   _click(ev: UIEvent) {
+    // do not continue if the click event came from a form submit
     if (ev.detail === 0) {
-      // do not continue if the click event came from a form submit
       return;
     }
     ev.preventDefault();
@@ -463,17 +472,14 @@ export class DateTime extends Ion implements AfterContentInit, ControlValueAcces
 
   @HostListener('keyup.space')
   _keyup() {
-    if (!this._isOpen) {
-      this.open();
-    }
+    this.open();
   }
 
   /**
    * @hidden
    */
   open() {
-    assert(!this._isOpen, 'datetime is already open');
-    if (this._disabled) {
+    if (this._isFocus || this._disabled) {
       return;
     }
     console.debug('datetime, open picker');
@@ -481,6 +487,7 @@ export class DateTime extends Ion implements AfterContentInit, ControlValueAcces
     // the user may have assigned some options specifically for the alert
     const pickerOptions = deepCopy(this.pickerOptions);
 
+    // Configure picker under the hood
     const picker = this._picker = this._pickerCtrl.create(pickerOptions);
     picker.addButton({
       text: this.cancelText,
@@ -489,27 +496,24 @@ export class DateTime extends Ion implements AfterContentInit, ControlValueAcces
     });
     picker.addButton({
       text: this.doneText,
-      handler: (data: any) => {
-        console.debug('datetime, done', data);
-        this.onChange(data);
-        this.ionChange.emit(data);
-      }
+      handler: (data: any) => this.value = data,
     });
 
-    this.generate();
-    this.validate();
-
     picker.ionChange.subscribe(() => {
       this.validate();
       picker.refresh();
     });
 
-    this._isOpen = true;
-    picker.onDidDismiss(() => {
-      this._isOpen = false;
-    });
+    // Update picker status before presenting
+    this.generate();
+    this.validate();
 
+    // Present picker
+    this._setFocus();
     picker.present(pickerOptions);
+    picker.onDidDismiss(() => {
+      this._setBlur();
+    });
   }
 
   /**
@@ -566,7 +570,7 @@ export class DateTime extends Ion implements AfterContentInit, ControlValueAcces
 
         // cool, we've loaded up the columns with options
         // preselect the option for this column
-        const optValue = getValueFromFormat(this._value, format);
+        const optValue = getValueFromFormat(this.getValue(), format);
         const selectedIndex = column.options.findIndex(opt => opt.value === optValue);
         if (selectedIndex >= 0) {
           // set the select index for this column's options
@@ -729,33 +733,17 @@ export class DateTime extends Ion implements AfterContentInit, ControlValueAcces
   /**
    * @hidden
    */
-  setValue(newData: any) {
-    updateDate(this._value, newData);
+  updateText() {
+    // create the text of the formatted data
+    const template = this.displayFormat || this.pickerFormat || DEFAULT_FORMAT;
+    this._text = renderDateTime(template, this.getValue(), this._locale);
   }
 
   /**
    * @hidden
    */
   getValue(): DateTimeData {
-    return this._value;
-  }
-
-  /**
-   * @hidden
-   */
-  checkHasValue(inputValue: any) {
-    if (this._item) {
-      this._item.setElementClass('input-has-value', !!(inputValue && inputValue !== ''));
-    }
-  }
-
-  /**
-   * @hidden
-   */
-  updateText() {
-    // create the text of the formatted data
-    const template = this.displayFormat || this.pickerFormat || DEFAULT_FORMAT;
-    this._text = renderDateTime(template, this._value, this._locale);
+    return this._timeValue;
   }
 
   /**
@@ -812,97 +800,6 @@ export class DateTime extends Ion implements AfterContentInit, ControlValueAcces
     }
   }
 
-  /**
-   * @input {boolean} If true, the user cannot interact with this element.
-   */
-  @Input()
-  get disabled(): boolean {
-    return this._disabled;
-  }
-
-  set disabled(val: boolean) {
-    this._disabled = isTrueProperty(val);
-    this._item && this._item.setElementClass('item-datetime-disabled', this._disabled);
-  }
-
-  /**
-   * @hidden
-   */
-  writeValue(val: any) {
-    console.debug('datetime, writeValue', val);
-    this.setValue(val);
-    this.updateText();
-    this.checkHasValue(val);
-  }
-
-  /**
-   * @hidden
-   */
-  ngAfterContentInit() {
-    // first see if locale names were provided in the inputs
-    // then check to see if they're in the config
-    // if neither were provided then it will use default English names
-    ['monthNames', 'monthShortNames', 'dayNames', 'dayShortNames'].forEach(type => {
-      (<any>this)._locale[type] = convertToArrayOfStrings(isPresent((<any>this)[type]) ? (<any>this)[type] : this._config.get(type), type);
-    });
-
-    // update how the datetime value is displayed as formatted text
-    this.updateText();
-  }
-
-  /**
-   * @hidden
-   */
-  registerOnChange(fn: Function): void {
-    this._fn = fn;
-    this.onChange = (val: any) => {
-      console.debug('datetime, onChange', val);
-      this.setValue(val);
-      this.updateText();
-      this.checkHasValue(val);
-
-      // convert DateTimeData value to iso datetime format
-      fn(convertDataToISO(this._value));
-
-      this.onTouched();
-    };
-  }
-
-  /**
-   * @hidden
-   */
-  registerOnTouched(fn: any) { this.onTouched = fn; }
-
-  /**
-   * @hidden
-   */
-  onChange(val: any) {
-    // onChange used when there is not an formControlName
-    console.debug('datetime, onChange w/out formControlName', val);
-    this.setValue(val);
-    this.updateText();
-    this.checkHasValue(val);
-    this.onTouched();
-  }
-
-  /**
-   * @hidden
-   */
-  onTouched() { }
-
-  /**
-   * @hidden
-   */
-  setDisabledState(isDisabled: boolean) {
-    this.disabled = isDisabled;
-  }
-
-  /**
-   * @hidden
-   */
-  ngOnDestroy() {
-    this._form.deregister(this);
-  }
 }
 
 /**
diff --git a/src/components/input/input.ts b/src/components/input/input.ts
index 5ec3b82be5..f5253ab3c8 100644
--- a/src/components/input/input.ts
+++ b/src/components/input/input.ts
@@ -7,7 +7,7 @@ import { Content, ContentDimensions, ScrollEvent } from '../content/content';
 import { copyInputAttributes, PointerCoordinates, hasPointerMoved, pointerCoord }  from '../../util/dom';
 import { DomController } from '../../platform/dom-controller';
 import { Form, IonicFormInput } from '../../util/form';
-import { Ion } from '../ion';
+import { BaseInput } from '../../util/base-input';
 import { isString, isTrueProperty } from '../../util/util';
 import { Item } from '../item/item';
 import { NativeInput } from './native-input';
@@ -91,7 +91,8 @@ import { Platform } from '../../platform/platform';
     '<div (touchstart)="pointerStart($event)" (touchend)="pointerEnd($event)" (mousedown)="pointerStart($event)" (mouseup)="pointerEnd($event)" class="input-cover" tappable *ngIf="_useAssist"></div>',
   encapsulation: ViewEncapsulation.None,
 })
-export class TextInput extends Ion implements IonicFormInput {
+export class TextInput extends BaseInput<string> implements IonicFormInput {
+
   _autoComplete: string;
   _autoCorrect: string;
   _autoFocusAssist: string;
@@ -121,17 +122,17 @@ export class TextInput extends Ion implements IonicFormInput {
   constructor(
     config: Config,
     private _plt: Platform,
-    private _form: Form,
+    form: Form,
     private _app: App,
     elementRef: ElementRef,
     renderer: Renderer,
     @Optional() private _content: Content,
-    @Optional() private _item: Item,
+    @Optional() item: Item,
     @Optional() nav: NavController,
     @Optional() public ngControl: NgControl,
     private _dom: DomController
   ) {
-    super(config, elementRef, renderer, 'input');
+    super(config, elementRef, renderer, 'input', form, item, ngControl);
 
     this._nav = <NavControllerBase>nav;
 
@@ -147,12 +148,10 @@ export class TextInput extends Ion implements IonicFormInput {
     }
 
     if (ngControl) {
-      ngControl.valueAccessor = this;
+      // ngControl.valueAccessor = this;
       this.inputControl = ngControl;
     }
 
-    _form.register(this);
-
     // only listen to content scroll events if there is content
     if (_content) {
       this._scrollStart = _content.ionScrollStart.subscribe((ev: ScrollEvent) => {
@@ -162,8 +161,6 @@ export class TextInput extends Ion implements IonicFormInput {
         this.scrollHideFocus(ev, false);
       });
     }
-
-    this.mode = config.get('mode');
   }
 
   /**
@@ -182,18 +179,6 @@ export class TextInput extends Ion implements IonicFormInput {
     this._clearInput = (this._type !== TEXTAREA && isTrueProperty(val));
   }
 
-  /**
-   * @input {string} The text value of the input.
-   */
-  @Input()
-  get value() {
-    return this._value;
-  }
-  set value(val: any) {
-    this._value = val;
-    this.checkHasValue(val);
-  }
-
   /**
    * @input {string} The type of control to display. The default type is text. Possible values are: `"text"`, `"password"`, `"email"`, `"number"`, `"search"`, `"tel"`, or `"url"`.
    */
@@ -215,31 +200,21 @@ export class TextInput extends Ion implements IonicFormInput {
     }
   }
 
-  /**
-   * @input {boolean} If true, the user cannot interact with this element.
-   */
-  @Input()
-  get disabled(): boolean {
-    return this._disabled;
-  }
-  set disabled(val: boolean) {
-    this.setDisabled(this._disabled = isTrueProperty(val));
-  }
-
   /**
    * @hidden
    */
   setDisabled(val: boolean) {
-    this._renderer.setElementAttribute(this._elementRef.nativeElement, 'disabled', val ? '' : null);
-    this._item && this._item.setElementClass('item-input-disabled', val);
-    this._native && this._native.isDisabled(val);
+    this.setDisabledState(val);
   }
 
   /**
    * @hidden
    */
   setDisabledState(isDisabled: boolean) {
-    this.disabled = isDisabled;
+    this._disabled = isDisabled;
+    this._renderer.setElementAttribute(this._elementRef.nativeElement, 'disabled', isDisabled ? '' : null);
+    this._item && this._item.setElementClass('item-input-disabled', isDisabled);
+    this._native && this._native.isDisabled(isDisabled);
   }
 
   /**
@@ -376,8 +351,7 @@ export class TextInput extends Ion implements IonicFormInput {
     }
 
     nativeInput.valueChange.subscribe((inputValue: any) => {
-      this.onChange(inputValue);
-      this.checkHasValue(inputValue);
+      this.value = inputValue;
     });
 
     nativeInput.keydown.subscribe((inputValue: any) => {
@@ -387,13 +361,12 @@ export class TextInput extends Ion implements IonicFormInput {
     this.focusChange(this.hasFocus());
     nativeInput.focusChange.subscribe((textInputHasFocus: any) => {
       this.focusChange(textInputHasFocus);
-      this.checkHasValue(nativeInput.getValue());
+      // this.checkHasValue(nativeInput.getValue());
       if (!textInputHasFocus) {
         this.onTouched(textInputHasFocus);
       }
     });
-
-    this.checkHasValue(nativeInput.getValue());
+    this.value = nativeInput.getValue();
 
     var ionInputEle: HTMLElement = this._elementRef.nativeElement;
     var nativeInputEle: HTMLElement = nativeInput.element();
@@ -556,21 +529,6 @@ export class TextInput extends Ion implements IonicFormInput {
     this.focus.emit(ev);
   }
 
-  /**
-   * @hidden
-   */
-  writeValue(val: any) {
-    this._value = val;
-    this.checkHasValue(val);
-  }
-
-  /**
-   * @hidden
-   */
-  onChange(val: any) {
-    this.checkHasValue(val);
-  }
-
   /**
    * @hidden
    */
@@ -601,16 +559,6 @@ export class TextInput extends Ion implements IonicFormInput {
     return (inputValue !== null && inputValue !== undefined && inputValue !== '');
   }
 
-  /**
-   * @hidden
-   */
-  checkHasValue(inputValue: any) {
-    if (this._item) {
-      var hasValue = (inputValue !== null && inputValue !== undefined && inputValue !== '');
-      this._item.setElementClass('input-has-value', hasValue);
-    }
-  }
-
   /**
    * @hidden
    */
@@ -722,7 +670,7 @@ export class TextInput extends Ion implements IonicFormInput {
    * @hidden
    */
   ngOnDestroy() {
-    this._form.deregister(this);
+    super.ngOnDestroy();
 
     // only stop listening to content scroll events if there is content
     if (this._content) {
@@ -736,9 +684,7 @@ export class TextInput extends Ion implements IonicFormInput {
    */
   clearTextInput() {
     console.debug('Should clear input');
-    this._value = '';
-    this.onChange(this._value);
-    this.writeValue(this._value);
+    this.value = '';
   }
 
   /**
@@ -760,23 +706,6 @@ export class TextInput extends Ion implements IonicFormInput {
     this._didBlurAfterEdit = false;
   }
 
-  /**
-   * @hidden
-   * Angular2 Forms API method called by the view (formControlName) to register the
-   * onChange event handler that updates the model (Control).
-   * @param {Function} fn  the onChange event handler.
-   */
-  registerOnChange(fn: any) { this.onChange = fn; }
-
-  /**
-   * @hidden
-   * Angular2 Forms API method called by the view (formControlName) to register
-   * the onTouched event handler that marks model (Control) as touched.
-   * @param {Function} fn  onTouched event handler.
-   */
-  registerOnTouched(fn: any) { this.onTouched = fn; }
-
-
   /**
    * @hidden
    */
diff --git a/src/components/input/test/events/pages/root-page/root-page.html b/src/components/input/test/events/pages/root-page/root-page.html
index 853a915624..c7b4cb3415 100644
--- a/src/components/input/test/events/pages/root-page/root-page.html
+++ b/src/components/input/test/events/pages/root-page/root-page.html
@@ -45,6 +45,11 @@
       <ion-input (input)="input6($event.target.value)"></ion-input>
     </ion-item>
 
+    <ion-item>
+      <ion-label floating>Date of Birth</ion-label>
+      <ion-datetime></ion-datetime>
+    </ion-item>
+
   </ion-list>
 
 </ion-content>
diff --git a/src/components/option/option.ts b/src/components/option/option.ts
index 8e589b358c..6fb090c69b 100644
--- a/src/components/option/option.ts
+++ b/src/components/option/option.ts
@@ -13,26 +13,30 @@ import { isPresent, isTrueProperty } from '../../util/util';
   selector: 'ion-option'
 })
 export class Option {
-  _selected: any = false;
-  _disabled: any = false;
+
+  _selected: boolean = false;
+  _disabled: boolean = false;
   _value: any;
 
   /**
-   * @output {any} Event to evaluate when option is selected.
+   * @input {boolean} If true, the user cannot interact with this element.
    */
-  @Output() ionSelect: EventEmitter<any> = new EventEmitter();
-
-  constructor(private _elementRef: ElementRef) {}
+  @Input()
+  get disabled(): boolean {
+    return this._disabled;
+  }
+  set disabled(val: boolean) {
+    this._disabled = isTrueProperty(val);
+  }
 
   /**
    * @input {boolean} If true, the element is selected.
    */
   @Input()
-  get selected() {
+  get selected(): boolean {
     return this._selected;
   }
-
-  set selected(val) {
+  set selected(val: boolean) {
     this._selected = isTrueProperty(val);
   }
 
@@ -46,22 +50,16 @@ export class Option {
     }
     return this.text;
   }
-
   set value(val: any) {
     this._value = val;
   }
 
   /**
-   * @input {boolean} If true, the user cannot interact with this element.
+   * @output {any} Event to evaluate when option is selected.
    */
-  @Input()
-  get disabled(): boolean {
-    return this._disabled;
-  }
+  @Output() ionSelect: EventEmitter<any> = new EventEmitter();
 
-  set disabled(val: boolean) {
-    this._disabled = isTrueProperty(val);
-  }
+  constructor(private _elementRef: ElementRef) {}
 
   /**
    * @hidden
diff --git a/src/components/range/range.ts b/src/components/range/range.ts
index b2571097a0..0bc7c3f668 100644
--- a/src/components/range/range.ts
+++ b/src/components/range/range.ts
@@ -1,12 +1,12 @@
-import { AfterViewInit, ChangeDetectorRef, Component, ElementRef, EventEmitter, forwardRef, Input, OnDestroy, Optional, Output, Renderer, ViewChild, ViewEncapsulation } from '@angular/core';
+import { AfterViewInit, ChangeDetectorRef, Component, ElementRef, forwardRef, Input, OnDestroy, Optional, Renderer, ViewChild, ViewEncapsulation } from '@angular/core';
 import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';
 
-import { clamp, isPresent, isTrueProperty } from '../../util/util';
+import { clamp, isTrueProperty } from '../../util/util';
 import { Config } from '../../config/config';
 import { DomController } from '../../platform/dom-controller';
 import { Form } from '../../util/form';
 import { Haptic } from '../../tap-click/haptic';
-import { Ion } from '../ion';
+import { BaseInput } from '../../util/base-input';
 import { Item } from '../item/item';
 import { Platform } from '../../platform/platform';
 import { PointerCoordinates, pointerCoord } from '../../util/dom';
@@ -112,13 +112,11 @@ export const RANGE_VALUE_ACCESSOR: any = {
   providers: [RANGE_VALUE_ACCESSOR],
   encapsulation: ViewEncapsulation.None,
 })
-export class Range extends Ion implements AfterViewInit, ControlValueAccessor, OnDestroy {
+export class Range extends BaseInput<any> implements AfterViewInit, ControlValueAccessor, OnDestroy {
+
   _dual: boolean;
   _pin: boolean;
-  _disabled: boolean = false;
   _pressed: boolean;
-  _lblId: string;
-  _fn: Function;
 
   _activeB: boolean;
   _rect: ClientRect;
@@ -146,16 +144,6 @@ export class Range extends Ion implements AfterViewInit, ControlValueAccessor, O
 
   @ViewChild('slider') public _slider: ElementRef;
 
-  /**
-   * @hidden
-   */
-  value: any;
-
-  /**
-   * @hidden
-   */
-  id: string;
-
   /**
    * @input {number} Minimum integer value of the range. Defaults to `0`.
    */
@@ -245,19 +233,6 @@ export class Range extends Ion implements AfterViewInit, ControlValueAccessor, O
     this._dual = isTrueProperty(val);
   }
 
-  /**
-   * @input {boolean} If true, the user cannot interact with this element.
-   */
-  @Input()
-  get disabled(): boolean {
-    return this._disabled;
-  }
-  set disabled(val: boolean) {
-    this._disabled = val = isTrueProperty(val);
-    const item = this._item;
-    item && item.setElementClass('item-range-disabled', val);
-  }
-
   /**
    * Returns the ratio of the knob's is current location, which is a number
    * between `0` and `1`. If two knobs are used, this property represents
@@ -282,25 +257,10 @@ export class Range extends Ion implements AfterViewInit, ControlValueAccessor, O
     return null;
   }
 
-  /**
-   * @output {Range} Emitted when the range selector drag starts.
-   */
-  @Output() ionFocus: EventEmitter<Range> = new EventEmitter<Range>();
-
-  /**
-   * @output {Range} Emitted when the range value changes.
-   */
-  @Output() ionChange: EventEmitter<Range> = new EventEmitter<Range>();
-
-  /**
-   * @output {Range} Emitted when the range selector drag ends.
-   */
-  @Output() ionBlur: EventEmitter<Range> = new EventEmitter<Range>();
-
   constructor(
-    private _form: Form,
+    form: Form,
     private _haptic: Haptic,
-    @Optional() private _item: Item,
+    @Optional() item: Item,
     config: Config,
     private _plt: Platform,
     elementRef: ElementRef,
@@ -308,21 +268,17 @@ export class Range extends Ion implements AfterViewInit, ControlValueAccessor, O
     private _dom: DomController,
     private _cd: ChangeDetectorRef
   ) {
-    super(config, elementRef, renderer, 'range');
+    super(config, elementRef, renderer, 'range', form, item, null);
     this._events = new UIEventManager(_plt);
-    _form.register(this);
-
-    if (_item) {
-      this.id = 'rng-' + _item.registerInput('range');
-      this._lblId = 'lbl-' + _item.id;
-      _item.setElementClass('item-range', true);
-    }
+    this._value = 0;
   }
 
   /**
    * @hidden
    */
   ngAfterViewInit() {
+    this._initialize();
+
     // add touchstart/mousedown listeners
     this._events.pointerEvents({
       element: this._slider.nativeElement,
@@ -346,7 +302,7 @@ export class Range extends Ion implements AfterViewInit, ControlValueAccessor, O
     }
 
     // trigger ionFocus event
-    this.ionFocus.emit(this);
+    this._setFocus();
 
     // prevent default so scrolling does not happen
     ev.preventDefault();
@@ -375,38 +331,40 @@ export class Range extends Ion implements AfterViewInit, ControlValueAccessor, O
 
   /** @internal */
   _pointerMove(ev: UIEvent) {
-    if (!this._disabled) {
-      // prevent default so scrolling does not happen
-      ev.preventDefault();
-      ev.stopPropagation();
+    if (this._disabled) {
+      return;
+    }
+    // prevent default so scrolling does not happen
+    ev.preventDefault();
+    ev.stopPropagation();
 
-      // update the active knob's position
-      const hasChanged = this._update(pointerCoord(ev), this._rect, true);
+    // update the active knob's position
+    const hasChanged = this._update(pointerCoord(ev), this._rect, true);
 
-      if (hasChanged && this._snaps) {
-        // trigger a haptic selection changed event
-        // if this is a snap range
-        this._haptic.gestureSelectionChanged();
-      }
+    if (hasChanged && this._snaps) {
+      // trigger a haptic selection changed event
+      // if this is a snap range
+      this._haptic.gestureSelectionChanged();
     }
   }
 
   /** @internal */
   _pointerUp(ev: UIEvent) {
-    if (!this._disabled) {
-      // prevent default so scrolling does not happen
-      ev.preventDefault();
-      ev.stopPropagation();
-
-      // update the active knob's position
-      this._update(pointerCoord(ev), this._rect, false);
-
-      // trigger a haptic end
-      this._haptic.gestureSelectionEnd();
-
-      // trigger ionBlur event
-      this.ionBlur.emit(this);
+    if (this._disabled) {
+      return;
     }
+    // prevent default so scrolling does not happen
+    ev.preventDefault();
+    ev.stopPropagation();
+
+    // update the active knob's position
+    this._update(pointerCoord(ev), this._rect, false);
+
+    // trigger a haptic end
+    this._haptic.gestureSelectionEnd();
+
+    // trigger ionBlur event
+    this._setBlur();
   }
 
   /** @internal */
@@ -447,27 +405,24 @@ export class Range extends Ion implements AfterViewInit, ControlValueAccessor, O
     }
 
     // value has been updated
+    let value;
     if (this._dual) {
       // dual knobs have an lower and upper value
-      if (!this.value) {
-        // ensure we're always updating the same object
-        this.value = {};
-      }
-      this.value.lower = Math.min(this._valA, this._valB);
-      this.value.upper = Math.max(this._valA, this._valB);
+      value = {
+        lower: Math.min(this._valA, this._valB),
+        upper: Math.max(this._valA, this._valB)
+      };
 
       console.debug(`range, updateKnob: ${ratio}, lower: ${this.value.lower}, upper: ${this.value.upper}`);
 
     } else {
       // single knob only has one value
-      this.value = this._valA;
+      value = this._valA;
       console.debug(`range, updateKnob: ${ratio}, value: ${this.value}`);
     }
 
-    this._debouncer.debounce(() => {
-      this.onChange(this.value);
-      this.ionChange.emit(this);
-    });
+    // Update input value
+    this.value = value;
 
     return true;
   }
@@ -566,70 +521,40 @@ export class Range extends Ion implements AfterViewInit, ControlValueAccessor, O
     return clamp(0, value, 1);
   }
 
-  /**
-   * @hidden
-   */
-  writeValue(val: any) {
-    if (isPresent(val)) {
-      this.value = val;
-
-      if (this._dual) {
-        this._valA = val.lower;
-        this._valB = val.upper;
-        this._ratioA = this._valueToRatio(val.lower);
-        this._ratioB = this._valueToRatio(val.upper);
-
-      } else {
-        this._valA = val;
-        this._ratioA = this._valueToRatio(val);
-      }
-
-      this._updateBar();
+  _inputNormalize(val: any): any {
+    if (this._dual) {
+      return val;
+    } else {
+      val = parseFloat(val);
+      return isNaN(val) ? undefined : val;
     }
   }
 
   /**
    * @hidden
    */
-  registerOnChange(fn: Function): void {
-    this._fn = fn;
-    this.onChange = (val: any) => {
-      fn(val);
-      this.onTouched();
-    };
-  }
+  _inputUpdated() {
+    const val = this.value;
+    if (this._dual) {
+      this._valA = val.lower;
+      this._valB = val.upper;
+      this._ratioA = this._valueToRatio(val.lower);
+      this._ratioB = this._valueToRatio(val.upper);
 
-  /**
-   * @hidden
-   */
-  registerOnTouched(fn: any) { this.onTouched = fn; }
+    } else {
+      this._valA = val;
+      this._ratioA = this._valueToRatio(val);
+    }
 
-  /**
-   * @hidden
-   */
-  onChange(val: any) {
-    // used when this input does not have an ngModel or formControlName
-    this.onTouched();
+    this._updateBar();
     this._cd.detectChanges();
   }
 
-  /**
-   * @hidden
-   */
-  onTouched() { }
-
-  /**
-   * @hidden
-   */
-  setDisabledState(isDisabled: boolean) {
-    this.disabled = isDisabled;
-  }
-
   /**
    * @hidden
    */
   ngOnDestroy() {
-    this._form.deregister(this);
+    super.ngOnDestroy();
     this._events.destroy();
   }
 }
diff --git a/src/components/range/test/range.spec.ts b/src/components/range/test/range.spec.ts
index 28887dfe9d..d60e999a14 100644
--- a/src/components/range/test/range.spec.ts
+++ b/src/components/range/test/range.spec.ts
@@ -1,10 +1,21 @@
 import { Range } from '../range';
-import { mockChangeDetectorRef, mockConfig, mockDomController, mockElementRef, mockHaptic, mockPlatform, mockRenderer } from '../../../util/mock-providers';
+import { mockChangeDetectorRef, mockConfig, mockDomController, mockItem, mockElementRef, mockHaptic, mockPlatform, mockRenderer } from '../../../util/mock-providers';
 import { Form } from '../../../util/form';
+import { commonInputTest, NUMBER_CORPUS } from '../../../util/input-tester';
 
 
 describe('Range', () => {
 
+  it('should pass common test', () => {
+    const range = createRange();
+    range._slider = mockElementRef();
+    commonInputTest(range, {
+      defaultValue: 0,
+      corpus: NUMBER_CORPUS
+    });
+
+  });
+
   describe('valueToRatio', () => {
     it('step=1', () => {
       let range = createRange();
@@ -68,5 +79,5 @@ describe('Range', () => {
 
 function createRange(): Range {
   let form = new Form();
-  return new Range(form, mockHaptic(), null, mockConfig(), mockPlatform(), mockElementRef(), mockRenderer(), mockDomController(), mockChangeDetectorRef());
+  return new Range(form, mockHaptic(), mockItem(), mockConfig(), mockPlatform(), mockElementRef(), mockRenderer(), mockDomController(), mockChangeDetectorRef());
 }
diff --git a/src/components/searchbar/searchbar.ts b/src/components/searchbar/searchbar.ts
index 58fd05f459..34b8ee9f82 100644
--- a/src/components/searchbar/searchbar.ts
+++ b/src/components/searchbar/searchbar.ts
@@ -1,8 +1,8 @@
 import { Component, ElementRef, EventEmitter, HostBinding, Input, Optional, Output, Renderer, ViewChild, ViewEncapsulation } from '@angular/core';
-import { NgControl }  from '@angular/forms';
+import { NgControl } from '@angular/forms';
 
 import { Config } from '../../config/config';
-import { Ion } from '../ion';
+import { BaseInput } from '../../util/base-input';
 import { isPresent, isTrueProperty } from '../../util/util';
 import { Platform } from '../../platform/platform';
 import { TimeoutDebouncer } from '../../util/debouncer';
@@ -53,9 +53,8 @@ import { TimeoutDebouncer } from '../../util/debouncer';
   },
   encapsulation: ViewEncapsulation.None
 })
-export class Searchbar extends Ion {
+export class Searchbar extends BaseInput<string> {
 
-  _value: string|number = '';
   _shouldBlur: boolean = true;
   _shouldAlignLeft: boolean = true;
   _isCancelVisible: boolean = false;
@@ -144,16 +143,6 @@ export class Searchbar extends Ion {
    */
   @Output() ionInput: EventEmitter<UIEvent> = new EventEmitter<UIEvent>();
 
-  /**
-   * @output {event} Emitted when the Searchbar input has blurred.
-   */
-  @Output() ionBlur: EventEmitter<UIEvent> = new EventEmitter<UIEvent>();
-
-  /**
-   * @output {event} Emitted when the Searchbar input has focused.
-   */
-  @Output() ionFocus: EventEmitter<UIEvent> = new EventEmitter<UIEvent>();
-
   /**
    * @output {event} Emitted when the cancel button is clicked.
    */
@@ -176,12 +165,7 @@ export class Searchbar extends Ion {
     renderer: Renderer,
     @Optional() ngControl: NgControl
   ) {
-    super(config, elementRef, renderer, 'searchbar');
-
-    // If the user passed a ngControl we need to set the valueAccessor
-    if (ngControl) {
-      ngControl.valueAccessor = this;
-    }
+    super(config, elementRef, renderer, 'searchbar', null, null, ngControl);
   }
 
   @ViewChild('searchbarInput') _searchbarInput: ElementRef;
@@ -191,21 +175,12 @@ export class Searchbar extends Ion {
   @ViewChild('cancelButton', {read: ElementRef}) _cancelButton: ElementRef;
 
   /**
-   * @input {string} Set the input value.
+   * @hidden
+   * After View Checked position the elements
    */
-  @Input()
-  get value() {
-    return this._value;
-  }
-
-  set value(val) {
-    this._value = val;
-    if (this._searchbarInput) {
-      let ele = this._searchbarInput.nativeElement;
-      if (ele) {
-        ele.value = val;
-      }
-    }
+  ngAfterViewInit() {
+    this._initialize();
+    this.positionElements();
   }
 
   /**
@@ -213,7 +188,7 @@ export class Searchbar extends Ion {
    * On Initialization check for attributes
    */
   ngOnInit() {
-    let showCancelButton = this.showCancelButton;
+    const showCancelButton = this.showCancelButton;
     if (typeof showCancelButton === 'string') {
       this.showCancelButton = (showCancelButton === '' || showCancelButton === 'true');
     }
@@ -221,9 +196,14 @@ export class Searchbar extends Ion {
 
   /**
    * @hidden
-   * After View Checked position the elements
    */
-  ngAfterContentInit() {
+  _inputUpdated() {
+    if (this._searchbarInput) {
+      var ele = this._searchbarInput.nativeElement;
+      if (ele) {
+        ele.value = this.value;
+      }
+    }
     this.positionElements();
   }
 
@@ -233,9 +213,9 @@ export class Searchbar extends Ion {
    * based on the input value and if it is focused. (ios only)
    */
   positionElements() {
-    let isAnimated = this._animated;
-    let prevAlignLeft = this._shouldAlignLeft;
-    let shouldAlignLeft = (!isAnimated || (this._value && this._value.toString().trim() !== '') || this._sbHasFocus === true);
+    const isAnimated = this._animated;
+    const prevAlignLeft = this._shouldAlignLeft;
+    const shouldAlignLeft = (!isAnimated || (this._value && this._value.toString().trim() !== '') || this._sbHasFocus === true);
     this._shouldAlignLeft = shouldAlignLeft;
 
     if (this._mode !== 'ios') {
@@ -254,8 +234,8 @@ export class Searchbar extends Ion {
     if (!this._searchbarInput || !this._searchbarIcon) {
       return;
     }
-    let inputEle = this._searchbarInput.nativeElement;
-    let iconEle = this._searchbarIcon.nativeElement;
+    const inputEle = this._searchbarInput.nativeElement;
+    const iconEle = this._searchbarIcon.nativeElement;
 
     if (this._shouldAlignLeft) {
       inputEle.removeAttribute('style');
@@ -290,15 +270,15 @@ export class Searchbar extends Ion {
     if (!this._cancelButton || !this._cancelButton.nativeElement) {
       return;
     }
-    let showShowCancel = this._sbHasFocus;
+    const showShowCancel = this._sbHasFocus;
     if (showShowCancel !== this._isCancelVisible) {
-      let cancelStyleEle = this._cancelButton.nativeElement;
-      let cancelStyle = cancelStyleEle.style;
+      var cancelStyleEle = this._cancelButton.nativeElement;
+      var cancelStyle = cancelStyleEle.style;
       this._isCancelVisible = showShowCancel;
       if (showShowCancel) {
         cancelStyle.marginRight = '0';
       } else {
-        let offset = cancelStyleEle.offsetWidth;
+        var offset = cancelStyleEle.offsetWidth;
         if (offset > 0) {
           cancelStyle.marginRight = -offset + 'px';
         }
@@ -312,11 +292,7 @@ export class Searchbar extends Ion {
    * Update the Searchbar input value when the input changes
    */
   inputChanged(ev: any) {
-    this._value = ev.target.value;
-    this._debouncer.debounce(() => {
-      this.onChange(this._value);
-      this.ionInput.emit(ev);
-    });
+    this.value = ev.target.value;
   }
 
   /**
@@ -324,11 +300,8 @@ export class Searchbar extends Ion {
    * Sets the Searchbar to focused and active on input focus.
    */
   inputFocused(ev: UIEvent) {
-    this.ionFocus.emit(ev);
-
-    this._sbHasFocus = true;
+    this._setFocus();
     this._isActive = true;
-    this.positionElements();
   }
 
   /**
@@ -344,10 +317,7 @@ export class Searchbar extends Ion {
       this._shouldBlur = true;
       return;
     }
-    this.ionBlur.emit(ev);
-
-    this._sbHasFocus = false;
-    this.positionElements();
+    this._setBlur();
   }
 
   /**
@@ -363,8 +333,6 @@ export class Searchbar extends Ion {
       let value = this._value;
       if (isPresent(value) && value !== '') {
         this.value = ''; // DOM WRITE
-        this.onChange(this._value);
-        this.ionInput.emit(ev);
       }
     }, 16 * 4);
     this._shouldBlur = false;
@@ -384,42 +352,8 @@ export class Searchbar extends Ion {
     this._isActive = false;
   }
 
-  /**
-   * @hidden
-   * Write a new value to the element.
-   */
-  writeValue(val: any) {
-    this.value = val;
-    this.positionElements();
-  }
-
-  /**
-   * @hidden
-   */
-  onChange = (_: any) => {};
-
-  /**
-   * @hidden
-   */
-  onTouched = () => {};
-
-  /**
-   * @hidden
-   * Set the function to be called when the control receives a change event.
-   */
-  registerOnChange(fn: (_: any) => {}): void {
-    this.onChange = fn;
-  }
-
-  /**
-   * @hidden
-   * Set the function to be called when the control receives a touch event.
-   */
-  registerOnTouched(fn: () => {}): void {
-    this.onTouched = fn;
-  }
-
-  setFocus() {
+  _setFocus() {
     this._renderer.invokeElementMethod(this._searchbarInput.nativeElement, 'focus');
+    super._setFocus();
   }
 }
diff --git a/src/components/segment/segment.ts b/src/components/segment/segment.ts
index 1a90cb6713..b4ad72154c 100644
--- a/src/components/segment/segment.ts
+++ b/src/components/segment/segment.ts
@@ -1,10 +1,8 @@
-import { ContentChildren, Directive, ElementRef, EventEmitter, Input, Output, Optional, QueryList, Renderer } from '@angular/core';
+import { ContentChildren, Directive, ElementRef, Optional, QueryList, Renderer } from '@angular/core';
 import { NgControl } from '@angular/forms';
 
 import { Config } from '../../config/config';
-import { Ion } from '../ion';
-import { isPresent, isTrueProperty } from '../../util/util';
-
+import { BaseInput } from '../../util/base-input';
 import { SegmentButton } from './segment-button';
 
 /**
@@ -66,19 +64,7 @@ import { SegmentButton } from './segment-button';
 @Directive({
   selector: 'ion-segment'
 })
-export class Segment extends Ion {
-  _disabled: boolean = false;
-
-  /**
-   * @hidden
-   */
-  value: string;
-
-  /**
-   * @output {Any} Emitted when a segment button has been changed.
-   */
-  @Output() ionChange: EventEmitter<SegmentButton> = new EventEmitter<SegmentButton>();
-
+export class Segment extends BaseInput<string> {
 
   /**
    * @hidden
@@ -91,85 +77,32 @@ export class Segment extends Ion {
     renderer: Renderer,
     @Optional() ngControl: NgControl
   ) {
-    super(config, elementRef, renderer, 'segment');
-
-    if (ngControl) {
-      ngControl.valueAccessor = this;
-    }
-  }
-
-  /**
-   * @input {boolean} If true, the user cannot interact with any of the buttons in the segment.
-   */
-  @Input()
-  get disabled(): boolean {
-    return this._disabled;
-  }
-
-  set disabled(val: boolean) {
-    this._disabled = isTrueProperty(val);
-
-    if (this._buttons) {
-      this._buttons.forEach(button => {
-        button._setElementClass('segment-button-disabled', this._disabled);
-      });
-    }
-  }
-
-  /**
-   * @hidden
-   * Write a new value to the element.
-   */
-  writeValue(value: any) {
-    this.value = isPresent(value) ? value : '';
-    if (this._buttons) {
-      let buttons = this._buttons.toArray();
-      for (let button of buttons) {
-        button.isActive = (button.value === this.value);
-      }
-    }
+    super(config, elementRef, renderer, 'segment', null, null, ngControl);
   }
 
   /**
    * @hidden
    */
   ngAfterViewInit() {
-   this._buttons.forEach(button => {
-     button.ionSelect.subscribe((selectedButton: any) => {
-       this.writeValue(selectedButton.value);
-       this.onChange(selectedButton.value);
-       this.ionChange.emit(selectedButton);
-     });
-
-     if (isPresent(this.value)) {
-       button.isActive = (button.value === this.value);
-     }
-
-     if (isTrueProperty(this._disabled)) {
-       button._setElementClass('segment-button-disabled', this._disabled);
-     }
-   });
+    this._initialize();
+    this._buttons.forEach(button => {
+      button.ionSelect.subscribe((selectedButton: any) => this.value = selectedButton.value);
+    });
   }
 
   /**
    * @hidden
+   * Write a new value to the element.
    */
-  onChange = (_: any) => {};
-  /**
-   * @hidden
-   */
-  onTouched = (_: any) => {};
+  _inputUpdated() {
+    if (this._buttons) {
+      var buttons = this._buttons.toArray();
+      var value = this.value;
+      for (var button of buttons) {
+        button.isActive = (button.value === value);
+      }
+    }
+  }
 
-  /**
-   * @hidden
-   * Set the function to be called when the control receives a change event.
-   */
-  registerOnChange(fn: any) { this.onChange = fn; }
-
-  /**
-   * @hidden
-   * Set the function to be called when the control receives a touch event.
-   */
-  registerOnTouched(fn: any) { this.onTouched = fn; }
 
 }
diff --git a/src/components/select/select.ts b/src/components/select/select.ts
index 0899ab6b74..72197010cd 100644
--- a/src/components/select/select.ts
+++ b/src/components/select/select.ts
@@ -1,13 +1,13 @@
-import { AfterContentInit, Component, ContentChildren, ElementRef, EventEmitter, forwardRef, Input, HostListener, OnDestroy, Optional, Output, Renderer, QueryList, ViewEncapsulation } from '@angular/core';
-import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';
+import { AfterViewInit, Component, ContentChildren, ElementRef, EventEmitter, forwardRef, Input, HostListener, OnDestroy, Optional, Output, Renderer, QueryList, ViewEncapsulation } from '@angular/core';
+import { NG_VALUE_ACCESSOR } from '@angular/forms';
 
 import { ActionSheet } from '../action-sheet/action-sheet';
 import { Alert } from '../alert/alert';
 import { App } from '../app/app';
 import { Config } from '../../config/config';
 import { Form } from '../../util/form';
-import { Ion } from '../ion';
-import { isBlank, isCheckedProperty, isTrueProperty, deepCopy } from '../../util/util';
+import { BaseInput } from '../../util/base-input';
+import { isCheckedProperty, isTrueProperty, isBlank, deepCopy } from '../../util/util';
 import { Item } from '../item/item';
 import { NavController } from '../../navigation/nav-controller';
 import { Option } from '../option/option';
@@ -141,21 +141,13 @@ export const SELECT_VALUE_ACCESSOR: any = {
   providers: [SELECT_VALUE_ACCESSOR],
   encapsulation: ViewEncapsulation.None,
 })
-export class Select extends Ion implements AfterContentInit, ControlValueAccessor, OnDestroy {
-  _disabled: any = false;
-  _labelId: string;
+export class Select extends BaseInput<string[]> implements AfterViewInit, OnDestroy {
+
   _multi: boolean = false;
   _options: QueryList<Option>;
   _values: string[] = [];
   _texts: string[] = [];
   _text: string = '';
-  _fn: Function;
-  _isOpen: boolean = false;
-
-  /**
-   * @hidden
-   */
-  id: string;
 
   /**
    * @input {string} The text to display on the cancel button. Default: `Cancel`.
@@ -190,11 +182,6 @@ export class Select extends Ion implements AfterContentInit, ControlValueAccesso
    */
   @Input() selectedText: string = '';
 
-  /**
-   * @output {any} Emitted when the selection has changed.
-   */
-  @Output() ionChange: EventEmitter<any> = new EventEmitter();
-
   /**
    * @output {any} Emitted when the selection was cancelled.
    */
@@ -202,22 +189,26 @@ export class Select extends Ion implements AfterContentInit, ControlValueAccesso
 
   constructor(
     private _app: App,
-    private _form: Form,
+    form: Form,
     public config: Config,
     elementRef: ElementRef,
     renderer: Renderer,
-    @Optional() public _item: Item,
+    @Optional() item: Item,
     @Optional() private _nav: NavController
   ) {
-    super(config, elementRef, renderer, 'select');
+    super(config, elementRef, renderer, 'select', form, item, null);
+  }
 
-    _form.register(this);
+  /**
+   * @hidden
+   */
+  ngAfterViewInit() {
+    this._initialize();
+  }
 
-    if (_item) {
-      this.id = 'sel-' + _item.registerInput('select');
-      this._labelId = 'lbl-' + _item.id;
-      this._item.setElementClass('item-select', true);
-    }
+
+  ngAfterContentInit() {
+    this._inputUpdated();
   }
 
   @HostListener('click', ['$event'])
@@ -233,16 +224,14 @@ export class Select extends Ion implements AfterContentInit, ControlValueAccesso
 
   @HostListener('keyup.space')
   _keyup() {
-    if (!this._isOpen) {
-      this.open();
-    }
+    this.open();
   }
 
   /**
    * Open the select interface.
    */
   open() {
-    if (this._disabled) {
+    if (this._isFocus || this._disabled) {
       return;
     }
 
@@ -284,8 +273,7 @@ export class Select extends Ion implements AfterContentInit, ControlValueAccesso
           role: (input.selected ? 'selected' : ''),
           text: input.text,
           handler: () => {
-            this.onChange(input.value);
-            this.ionChange.emit(input.value);
+            this.value = input.value;
             input.ionSelect.emit(input.value);
           }
         };
@@ -340,19 +328,15 @@ export class Select extends Ion implements AfterContentInit, ControlValueAccesso
 
       overlay.addButton({
         text: this.okText,
-        handler: (selectedValues: any) => {
-          this.onChange(selectedValues);
-          this.ionChange.emit(selectedValues);
-        }
+        handler: (selectedValues: any) => this.value = selectedValues
       });
 
     }
 
     overlay.present(selectOptions);
-
-    this._isOpen = true;
+    this._setFocus();
     overlay.onDidDismiss(() => {
-      this._isOpen = false;
+      this._setBlur();
     });
   }
 
@@ -377,20 +361,6 @@ export class Select extends Ion implements AfterContentInit, ControlValueAccesso
     return (this._multi ? this._texts : this._texts.join());
   }
 
-  /**
-   * @hidden
-   */
-  checkHasValue(inputValue: any) {
-    if (this._item) {
-      let hasValue: boolean;
-      if (Array.isArray(inputValue)) {
-        hasValue = inputValue.length > 0;
-      } else {
-        hasValue = !isBlank(inputValue);
-      }
-      this._item.setElementClass('input-has-value', hasValue);
-    }
-  }
 
   /**
    * @private
@@ -399,19 +369,21 @@ export class Select extends Ion implements AfterContentInit, ControlValueAccesso
   set options(val: QueryList<Option>) {
     this._options = val;
 
-    if (!this._values.length) {
+    if (this._values.length  === 0) {
       // there are no values set at this point
       // so check to see who should be selected
       this._values = val.filter(o => o.selected).map(o => o.value);
     }
 
-    this._updOpts();
+    this._inputUpdated();
   }
 
   /**
    * @hidden
    */
-  _updOpts() {
+  _inputUpdated() {
+    const val = this.value;
+    this._values = (Array.isArray(val) ? val : isBlank(val) ? [] : [val]);
     this._texts = [];
 
     if (this._options) {
@@ -430,84 +402,4 @@ export class Select extends Ion implements AfterContentInit, ControlValueAccesso
     this._text = this._texts.join(', ');
   }
 
-  /**
-   * @input {boolean} If true, the user cannot interact with this element.
-   */
-  @Input()
-  get disabled(): boolean {
-    return this._disabled;
-  }
-
-  set disabled(val: boolean) {
-    this._disabled = isTrueProperty(val);
-    this._item && this._item.setElementClass('item-select-disabled', this._disabled);
-  }
-
-  /**
-   * @hidden
-   */
-  writeValue(val: any) {
-    console.debug('select, writeValue', val);
-    this._values = (Array.isArray(val) ? val : isBlank(val) ? [] : [val]);
-    this._updOpts();
-    this.checkHasValue(val);
-  }
-
-  /**
-   * @hidden
-   */
-  ngAfterContentInit() {
-    this._updOpts();
-  }
-
-  /**
-   * @hidden
-   */
-  registerOnChange(fn: Function): void {
-    this._fn = fn;
-    this.onChange = (val: any) => {
-      console.debug('select, onChange', val);
-      fn(val);
-      this._values = (Array.isArray(val) ? val : isBlank(val) ? [] : [val]);
-      this._updOpts();
-      this.checkHasValue(val);
-      this.onTouched();
-    };
-  }
-
-  /**
-   * @hidden
-   */
-  registerOnTouched(fn: any) { this.onTouched = fn; }
-
-  /**
-   * @hidden
-   */
-  onChange(val: any) {
-    // onChange used when there is not an formControlName
-    console.debug('select, onChange w/out formControlName', val);
-    this._values = (Array.isArray(val) ? val : isBlank(val) ? [] : [val]);
-    this._updOpts();
-    this.checkHasValue(val);
-    this.onTouched();
-  }
-
-  /**
-   * @hidden
-   */
-  onTouched() { }
-
-  /**
-   * @hidden
-   */
-  setDisabledState(isDisabled: boolean) {
-    this.disabled = isDisabled;
-  }
-
-  /**
-   * @hidden
-   */
-  ngOnDestroy() {
-    this._form.deregister(this);
-  }
 }
diff --git a/src/components/toggle/test/toggle.spec.ts b/src/components/toggle/test/toggle.spec.ts
new file mode 100644
index 0000000000..e62b1572f5
--- /dev/null
+++ b/src/components/toggle/test/toggle.spec.ts
@@ -0,0 +1,28 @@
+
+import { Toggle } from '../toggle';
+import { mockConfig, mockPlatform, mockHaptic, mockElementRef, mockGestureController, mockRenderer, mockItem, mockForm, mockChangeDetectorRef } from '../../../util/mock-providers';
+import { commonInputTest, BOOLEAN_CORPUS } from '../../../util/input-tester';
+
+describe('Toggle', () => {
+
+  it('should pass common test', () => {
+
+    const platform = mockPlatform();
+    const config = mockConfig();
+    const elementRef = mockElementRef();
+    const renderer = mockRenderer();
+    const item: any = mockItem();
+    const form = mockForm();
+    const haptic = mockHaptic();
+    const cd = mockChangeDetectorRef();
+    const gesture = mockGestureController();
+    const toggle = new Toggle(form, config, platform, elementRef, renderer, haptic, item, gesture, null, cd);
+
+    commonInputTest(toggle, {
+      defaultValue: false,
+      corpus: BOOLEAN_CORPUS
+    });
+
+  });
+
+});
diff --git a/src/components/toggle/toggle.ts b/src/components/toggle/toggle.ts
index 9c33d463d1..9779e88527 100644
--- a/src/components/toggle/toggle.ts
+++ b/src/components/toggle/toggle.ts
@@ -1,13 +1,13 @@
-import { AfterContentInit, ChangeDetectorRef, Component, ElementRef, EventEmitter, forwardRef, HostListener, Input, OnDestroy, Optional, Output, Renderer, ViewEncapsulation } from '@angular/core';
-import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';
+import { AfterViewInit, ChangeDetectorRef, Component, ElementRef, forwardRef, HostListener, Input, OnDestroy, Optional, Renderer, ViewEncapsulation } from '@angular/core';
+import { NG_VALUE_ACCESSOR } from '@angular/forms';
 
 import { Config } from '../../config/config';
 import { DomController } from '../../platform/dom-controller';
 import { Form, IonicTapInput } from '../../util/form';
 import { GestureController } from '../../gestures/gesture-controller';
 import { Haptic } from '../../tap-click/haptic';
-import { Ion } from '../ion';
-import { isTrueProperty, assert } from '../../util/util';
+import { assert, isTrueProperty } from '../../util/util';
+import { BaseInput } from '../../util/base-input';
 import { Item } from '../item/item';
 import { KEY_ENTER, KEY_SPACE } from '../../platform/key';
 import { Platform } from '../../platform/platform';
@@ -60,14 +60,14 @@ export const TOGGLE_VALUE_ACCESSOR: any = {
 @Component({
   selector: 'ion-toggle',
   template:
-    '<div class="toggle-icon" [class.toggle-checked]="_checked" [class.toggle-activated]="_activated">' +
+    '<div class="toggle-icon" [class.toggle-checked]="_value" [class.toggle-activated]="_activated">' +
       '<div class="toggle-inner"></div>' +
     '</div>' +
     '<button role="checkbox" ' +
             'type="button" ' +
             'ion-button="item-cover" ' +
             '[id]="id" ' +
-            '[attr.aria-checked]="_checked" ' +
+            '[attr.aria-checked]="_value" ' +
             '[attr.aria-labelledby]="_labelId" ' +
             '[attr.aria-disabled]="_disabled" ' +
             'class="item-cover">' +
@@ -78,57 +78,65 @@ export const TOGGLE_VALUE_ACCESSOR: any = {
   providers: [TOGGLE_VALUE_ACCESSOR],
   encapsulation: ViewEncapsulation.None,
 })
-export class Toggle extends Ion implements IonicTapInput, AfterContentInit, ControlValueAccessor, OnDestroy  {
+export class Toggle extends BaseInput<boolean> implements IonicTapInput, AfterViewInit, OnDestroy  {
 
-  _checked: boolean = false;
-  _init: boolean = false;
-  _disabled: boolean = false;
-  _labelId: string;
   _activated: boolean = false;
   _startX: number;
   _msPrv: number = 0;
-  _fn: Function = null;
   _gesture: ToggleGesture;
 
-  /** @hidden */
-  id: string;
-
   /**
-   * @output {Toggle} Emitted when the toggle value changes.
+   * @input {boolean} If true, the element is selected.
    */
-  @Output() ionChange: EventEmitter<Toggle> = new EventEmitter<Toggle>();
+  @Input()
+  get checked(): boolean {
+    return this.value;
+  }
+
+  set checked(val: boolean) {
+    this.value = val;
+  }
 
   constructor(
-    public _form: Form,
+    form: Form,
     config: Config,
     private _plt: Platform,
     elementRef: ElementRef,
     renderer: Renderer,
     private _haptic: Haptic,
-    @Optional() public _item: Item,
+    @Optional() item: Item,
     private _gestureCtrl: GestureController,
     private _domCtrl: DomController,
     private _cd: ChangeDetectorRef
   ) {
-    super(config, elementRef, renderer, 'toggle');
-    _form.register(this);
-
-    if (_item) {
-      this.id = 'tgl-' + _item.registerInput('toggle');
-      this._labelId = 'lbl-' + _item.id;
-      this._item.setElementClass('item-toggle', true);
-    }
+    super(config, elementRef, renderer, 'toggle', form, item, null);
+    this._value = false;
   }
 
   /**
    * @hidden
    */
-  ngAfterContentInit() {
-    this._init = true;
+  ngAfterViewInit() {
+    this._initialize();
     this._gesture = new ToggleGesture(this._plt, this, this._gestureCtrl, this._domCtrl);
     this._gesture.listen();
   }
 
+  /**
+   * @hidden
+   */
+  _inputNormalize(val: any): boolean {
+    return isTrueProperty(val);
+  }
+
+  /**
+   * @hidden
+   */
+  _inputUpdated() {
+    this._item && this._item.setElementClass('item-toggle-checked', this.value);
+    this._cd.detectChanges();
+  }
+
   /**
    * @hidden
    */
@@ -137,6 +145,7 @@ export class Toggle extends Ion implements IonicTapInput, AfterContentInit, Cont
     console.debug('toggle, _onDragStart', startX);
 
     this._startX = startX;
+    this._setFocus();
     this._activated = true;
   }
 
@@ -151,16 +160,16 @@ export class Toggle extends Ion implements IonicTapInput, AfterContentInit, Cont
 
     console.debug('toggle, _onDragMove', currentX);
 
-    if (this._checked) {
+    if (this._value) {
       if (currentX + 15 < this._startX) {
-        this.onChange(false);
+        this.value = false;
         this._haptic.selection();
         this._startX = currentX;
         this._activated = true;
       }
 
     } else if (currentX - 15 > this._startX) {
-      this.onChange(true);
+      this.value = true;
       this._haptic.selection();
       this._startX = currentX;
       this._activated = (currentX < this._startX + 5);
@@ -177,98 +186,22 @@ export class Toggle extends Ion implements IonicTapInput, AfterContentInit, Cont
     }
     console.debug('toggle, _onDragEnd', endX);
 
-    if (this.checked) {
+    if (this._value) {
       if (this._startX + 4 > endX) {
-        this.onChange(false);
+        this.value = false;
         this._haptic.selection();
       }
 
     } else if (this._startX - 4 < endX) {
-      this.onChange(true);
+      this.value = true;
       this._haptic.selection();
     }
 
     this._activated = false;
+    this._setBlur();
     this._startX = null;
   }
 
-  /**
-   * @input {boolean} If true, the element is selected.
-   */
-  @Input()
-  get checked(): boolean {
-    return this._checked;
-  }
-
-  set checked(val: boolean) {
-    this._setChecked(isTrueProperty(val));
-    this.onChange(this._checked);
-  }
-
-  /**
-   * @hidden
-   */
-  _setChecked(isChecked: boolean) {
-    if (isChecked !== this._checked) {
-      this._checked = isChecked;
-      if (this._init) {
-        this.ionChange.emit(this);
-      }
-      this._item && this._item.setElementClass('item-toggle-checked', isChecked);
-    }
-  }
-
-  /**
-   * @hidden
-   */
-  writeValue(val: any) {
-    this._setChecked( isTrueProperty(val) );
-  }
-
-  /**
-   * @hidden
-   */
-  registerOnChange(fn: Function): void {
-    this._fn = fn;
-  }
-
-  /**
-   * @hidden
-   */
-  registerOnTouched(fn: any) {
-    this.onTouched = fn;
-  }
-
-  /**
-   * @input {boolean} If true, the user cannot interact with this element.
-   */
-  @Input()
-  get disabled(): boolean {
-    return this._disabled;
-  }
-
-  set disabled(val: boolean) {
-    this._disabled = isTrueProperty(val);
-    this._item && this._item.setElementClass('item-toggle-disabled', this._disabled);
-  }
-
-  /**
-   * @hidden
-   */
-  onChange(isChecked: boolean) {
-    // used when this input does not have an ngModel or formControlName
-    console.debug('toggle, onChange', isChecked);
-    this._fn && this._fn(isChecked);
-    this._setChecked(isChecked);
-    this.onTouched();
-    this._cd.detectChanges();
-  }
-
-  /**
-   * @hidden
-   */
-  onTouched() {}
-
   /**
    * @hidden
    */
@@ -277,7 +210,7 @@ export class Toggle extends Ion implements IonicTapInput, AfterContentInit, Cont
       console.debug(`toggle, keyup: ${ev.keyCode}`);
       ev.preventDefault();
       ev.stopPropagation();
-      this.onChange(!this._checked);
+      this.value = !this.value;
     }
   }
 
@@ -288,20 +221,12 @@ export class Toggle extends Ion implements IonicTapInput, AfterContentInit, Cont
     this._elementRef.nativeElement.querySelector('button').focus();
   }
 
-  /**
-   * @hidden
-   */
-  setDisabledState(isDisabled: boolean) {
-    this.disabled = isDisabled;
-  }
-
   /**
    * @hidden
    */
   ngOnDestroy() {
-    this._form && this._form.deregister(this);
+    super.ngOnDestroy();
     this._gesture && this._gesture.destroy();
-    this._fn = null;
   }
 
 }
diff --git a/src/util/base-input.ts b/src/util/base-input.ts
new file mode 100644
index 0000000000..5f500b46c8
--- /dev/null
+++ b/src/util/base-input.ts
@@ -0,0 +1,259 @@
+import { ElementRef, EventEmitter, Input, Output, Renderer } from '@angular/core';
+import { ControlValueAccessor } from '@angular/forms';
+import { NgControl } from '@angular/forms';
+
+import { isPresent, isArray, isTrueProperty, assert } from './util';
+import { Ion } from '../components/ion';
+import { Config } from '../config/config';
+import { Item } from '../components/item/item';
+import { Form } from './form';
+import { TimeoutDebouncer } from './debouncer';
+
+
+export interface CommonInput<T> extends ControlValueAccessor {
+
+  id: string;
+  disabled: boolean;
+  value: T;
+
+  ionFocus: EventEmitter<CommonInput<T>>;
+  ionChange: EventEmitter<BaseInput<T>>;
+  ionBlur: EventEmitter<BaseInput<T>>;
+
+  initFocus(): void;
+  isFocus(): boolean;
+
+  _inputNormalize(val: any): T;
+  _inputShouldChange(val: T): boolean;
+  _inputUpdated(): void;
+}
+
+export class BaseInput<T> extends Ion implements CommonInput<T> {
+
+  _value: T = null;
+  _onChanged: Function;
+  _onTouched: Function;
+  _isFocus: boolean = false;
+  _labelId: string;
+  _disabled: boolean = false;
+  _debouncer: TimeoutDebouncer;
+  _init: boolean = false;
+  id: string;
+
+  /**
+   * @output {Range} Emitted when the range selector drag starts.
+   */
+  @Output() ionFocus: EventEmitter<BaseInput<T>> = new EventEmitter<BaseInput<T>>();
+
+  /**
+   * @output {Range} Emitted when the range value changes.
+   */
+  @Output() ionChange: EventEmitter<BaseInput<T>> = new EventEmitter<BaseInput<T>>();
+
+  /**
+   * @output {Range} Emitted when the range selector drag ends.
+   */
+  @Output() ionBlur: EventEmitter<BaseInput<T>> = new EventEmitter<BaseInput<T>>();
+
+  /**
+   * @input {boolean} If true, the user cannot interact with this element.
+   */
+  @Input()
+  get disabled(): boolean {
+    return this._disabled;
+  }
+  set disabled(val: boolean) {
+    this.setDisabledState(val);
+  }
+
+
+  constructor(
+    config: Config,
+    elementRef: ElementRef,
+    renderer: Renderer,
+    name: string,
+    public _form: Form,
+    public _item: Item,
+    ngControl: NgControl
+  ) {
+    super(config, elementRef, renderer, name);
+    _form && _form.register(this);
+
+    if (_item) {
+      this.id = name + '-' + _item.registerInput(name);
+      this._labelId = 'lbl-' + _item.id;
+      this._item.setElementClass('item-' + name, true);
+    }
+
+    // If the user passed a ngControl we need to set the valueAccessor
+    if (ngControl) {
+      ngControl.valueAccessor = this;
+    }
+  }
+
+  get value(): T {
+    return this._value;
+  }
+  set value(val: T) {
+    if (this._writeValue(val)) {
+      this.onChange();
+    }
+  }
+
+  // 1. Updates the value
+  // 2. Calls _inputUpdated()
+  // 3. Dispatch onChange events
+  setValue(val: T) {
+    this.value = val;
+  }
+
+  /**
+   * @hidden
+   */
+  setDisabledState(isDisabled: boolean) {
+    this._disabled = isTrueProperty(isDisabled);
+    this._item && this._item.setElementClass('item-select-disabled', isDisabled);
+  }
+
+  /**
+   * @hidden
+   */
+  writeValue(val: any) {
+    this._writeValue(val);
+  }
+
+  _writeValue(val: any): boolean {
+    const normalized = this._inputNormalize(val);
+    const shouldUpdate = this._inputShouldChange(normalized);
+    if (shouldUpdate) {
+      console.debug('BaseInput: value has changed:', val);
+      this._value = normalized;
+      this._inputCheckHasValue(normalized);
+      this._inputUpdated();
+      if (this._init) {
+        this.ionChange.emit(this);
+      }
+      return true;
+    }
+    return false;
+  }
+
+  /**
+   * @hidden
+   */
+  registerOnChange(fn: Function) {
+    this._onChanged = fn;
+  }
+
+  /**
+   * @hidden
+   */
+  registerOnTouched(fn: any) {
+    this._onTouched = fn;
+  }
+
+  /**
+   * @hidden
+   */
+  _initialize() {
+    if (this._init) {
+      assert(false, 'input was already initilized');
+      return;
+    }
+    this._init = true;
+  }
+
+  /**
+   * @hidden
+   */
+  _setFocus() {
+    if (this._isFocus) {
+      return;
+    }
+    this._isFocus = true;
+    this.ionFocus.emit(this);
+    this._inputUpdated();
+  }
+
+  /**
+   * @hidden
+   */
+  _setBlur() {
+    if (!this._isFocus) {
+      return;
+    }
+    this._isFocus = false;
+    this.ionBlur.emit(this);
+    this._inputUpdated();
+  }
+
+  /**
+   * @hidden
+   */
+  private onChange() {
+    this._onChanged && this._onChanged(this._value);
+    this._onTouched && this._onTouched();
+  }
+
+  /**
+   * @hidden
+   */
+  isFocus(): boolean {
+    return this._isFocus;
+  }
+
+  /**
+   * @hidden
+   */
+  ngOnDestroy() {
+    this._form && this._form.deregister(this);
+    this._init = false;
+  }
+
+  /**
+   * @hidden
+   */
+  ngAfterViewInit() {
+    this._initialize();
+  }
+
+  /**
+   * @hidden
+   */
+  _inputCheckHasValue(val: T) {
+    if (!this._item) {
+      return;
+    }
+    let hasValue: boolean;
+    if (isArray(val)) {
+      hasValue = val.length > 0;
+    } else {
+      hasValue = isPresent(val);
+    }
+    this._item.setElementClass('input-has-value', hasValue);
+  }
+
+  /**
+   * @hidden
+   */
+  initFocus() {}
+
+  /**
+   * @hidden
+   */
+  _inputNormalize(val: any): T {
+    return val;
+  }
+
+  /**
+   * @hidden
+   */
+  _inputShouldChange(val: T): boolean {
+    return (typeof val !== 'undefined') && this._value !== val;
+  }
+
+  /**
+   * @hidden
+   */
+  _inputUpdated() {}
+}
diff --git a/src/util/input-tester.ts b/src/util/input-tester.ts
new file mode 100644
index 0000000000..73921b7881
--- /dev/null
+++ b/src/util/input-tester.ts
@@ -0,0 +1,200 @@
+
+import { BaseInput } from './base-input';
+import { assert } from './util';
+
+const lorem_ipsum = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit. Morbi maximus nisl lobortis interdum condimentum. Cras volutpat, massa quis vehicula eleifend, turpis mauris sodales erat, ut varius ligula ipsum et turpis. Aliquam erat volutpat. Maecenas sodales pellentesque auctor. Suspendisse faucibus a erat sit amet pretium. Vestibulum nec tempus tellus. Mauris fringilla faucibus dui sed vestibulum. Curabitur porttitor consectetur nisl. Nulla porta, neque sed congue tempus, erat nunc rutrum diam, eu elementum sapien leo quis eros. Donec non convallis felis. Nam eu pharetra sapien.';
+
+export const TEXT_CORPUS: any = [
+  ['', ''],
+  ['   ', '   '],
+  ['hola', 'hola'],
+  ['adiós', 'adiós'],
+  ['hola y adiós', 'hola y adiós'],
+  [lorem_ipsum, lorem_ipsum]
+];
+
+export const NUMBER_CORPUS: any[] = [
+  [-1, -1],
+  [0, 0],
+  [-123456789, -123456789],
+  [1.1234, 1.1234],
+  [123456789, 123456789],
+  ['1.1234', 1.1234],
+  ['123456789', 123456789],
+  ['-123456789', -123456789],
+];
+
+export const BOOLEAN_CORPUS: any[] = [
+  [true, true],
+  [false, false],
+  ['', true],
+  ['false', false],
+  ['true', true],
+  ['hola', false]
+];
+
+export const ANY_CORPUS: any[] = [
+  [true, true],
+  [false, false],
+  [null, null],
+  [0, 0],
+  ['', ''],
+  [' ', ' '],
+  ['hola', 'hola']
+];
+
+export interface TestConfig {
+  defaultValue: any;
+  corpus: any;
+}
+
+
+export function commonInputTest<T>(input: BaseInput<T>, config: TestConfig) {
+  // TODO test form register/deregister
+  // TODO test item classes
+
+  testInput(input, config, false);
+  input.ngAfterViewInit();
+  testInput(input, config, true);
+  input.ngOnDestroy();
+  assert(!input._init, 'input was not destroyed correctly');
+}
+
+function testInput<T>(input: BaseInput<T>, config: TestConfig, isInit: boolean) {
+  testState(input, config, isInit);
+  testWriteValue(input, config, isInit);
+  testNgModelChange(input, config, isInit);
+}
+
+function testState<T>(input: BaseInput<T>, config: TestConfig, isInit: boolean) {
+  assert(input._init === isInit, 'input must be init');
+  assert(!input._isFocus && !input.isFocus(), 'should not be focus');
+  assert(input.value === config.defaultValue, 'default value is wrong');
+
+  input._setFocus();
+  assert(input._isFocus && input.isFocus(), 'should be focus');
+  input._setFocus(); // it should not crash
+  input._setBlur();
+  assert(!input._isFocus && !input.isFocus(), 'should not be focus');
+  input._setBlur(); // it should not crash
+}
+
+function testWriteValue<T>(input: BaseInput<T>, config: TestConfig, isInit: boolean) {
+  let test: any;
+  let i: number;
+  let ionChangeCalled = 0;
+  let OnChangeCalled = 0;
+  let OnTouchedCalled = 0;
+
+  input.value = config.defaultValue;
+
+  // Test ionChange
+  let sub = input.ionChange.subscribe((ev: any) => {
+    assert(ionChangeCalled === 0, 'internal error');
+    assert(ev === input, 'ev is not the input');
+    assert(test[1] === ev.value, 'value does not match');
+    ionChangeCalled++;
+  });
+
+  // Test registerOnChange
+  input.registerOnChange((ev: any) => {
+    assert(OnChangeCalled === 0, 'internal error');
+    assert(ev === input.value, 'ev output does not match');
+    assert(test[1] === input.value, 'value does not match');
+    OnChangeCalled++;
+  });
+
+  // Test registerOnChange
+  input.registerOnTouched(() => {
+    assert(OnTouchedCalled === 0, 'internal error');
+    OnTouchedCalled++;
+  });
+
+  // Run corpus
+  for (i = 0; i < config.corpus.length; i++) {
+    test = config.corpus[i];
+    input.value = test[0];
+    assert(input.value === test[1], 'input/output does not match');
+    if (isInit) {
+      assert(ionChangeCalled === 1, 'ionChange error');
+    } else {
+      assert(ionChangeCalled === 0, 'ionChange error');
+    }
+    assert(OnChangeCalled === 1, 'OnChangeCalled was not called');
+    assert(OnTouchedCalled === 1, 'OnTouchedCalled was not called');
+    OnTouchedCalled = OnChangeCalled = ionChangeCalled = 0;
+
+    // Set same value (it should not redispatch)
+    input.value = test[0];
+    assert(ionChangeCalled === 0, 'ionChange should not be called');
+    assert(OnChangeCalled === 0, 'OnChangeCalled should not be called');
+    // TODO OnTouchedCalled?
+    OnTouchedCalled = OnChangeCalled = ionChangeCalled = 0;
+  }
+
+  input.registerOnChange(null);
+  input.registerOnTouched(null);
+  sub.unsubscribe();
+  input.value = config.defaultValue;
+}
+
+function testNgModelChange<T>(input: BaseInput<T>, config: TestConfig, isInit: boolean) {
+  let test: any;
+  let i: number;
+  let ionChangeCalled = 0;
+  let OnChangeCalled = 0;
+  let OnTouchedCalled = 0;
+
+  // Test ionChange
+  let sub = input.ionChange.subscribe((ev: any) => {
+    assert(ionChangeCalled === 0, 'internal error');
+    assert(ev === input, 'ev output does not match');
+    assert(test[1] === ev.value, 'value does not match');
+    ionChangeCalled++;
+  });
+
+  // Test registerOnChange
+  input.registerOnChange((ev: any) => {
+    OnChangeCalled++;
+  });
+
+  // Test registerOnChange
+  input.registerOnTouched(() => {
+    OnTouchedCalled++;
+  });
+
+  // Run corpus
+  for (i = 0; i < config.corpus.length; i++) {
+    test = config.corpus[i];
+    input.writeValue(test[0]);
+
+    assert(input.value === test[1], 'input/output does not match');
+    if (isInit) {
+      assert(ionChangeCalled === 1, 'ionChange error');
+    } else {
+      assert(ionChangeCalled === 0, 'ionChange error');
+    }
+    assert(OnChangeCalled === 0, 'OnChangeCalled should not be called');
+    assert(OnTouchedCalled === 0, 'OnTouchedCalled should not be called');
+    OnTouchedCalled = OnChangeCalled = ionChangeCalled = 0;
+
+    // Set same value (it should not redispatch)
+    input.writeValue(test[0]);
+    input.value = test[0];
+    assert(ionChangeCalled === 0, 'ionChange should not be called');
+    assert(OnChangeCalled === 0, 'OnChangeCalled should not be called');
+
+    // TODO OnTouchedCalled?
+    OnTouchedCalled = OnChangeCalled = ionChangeCalled = 0;
+  }
+
+  input.registerOnChange(null);
+  input.registerOnTouched(null);
+  sub.unsubscribe();
+  input.value = config.defaultValue;
+}
+
+
+
+
+
diff --git a/src/util/mock-providers.ts b/src/util/mock-providers.ts
index 594b2ff0e6..5fdb22f269 100644
--- a/src/util/mock-providers.ts
+++ b/src/util/mock-providers.ts
@@ -26,6 +26,9 @@ import { ViewController } from '../navigation/view-controller';
 import { ModuleLoader } from './module-loader';
 import { NgModuleLoader } from './ng-module-loader';
 import { DeepLinkConfig, STATE_INITIALIZED } from '../navigation/nav-util';
+import { Ion } from '../components/ion';
+import { Item } from '../components/item/item';
+import { Form } from './form';
 
 
 export function mockConfig(config?: any, url: string = '/', platform?: Platform) {
@@ -231,6 +234,14 @@ export function mockChangeDetectorRef(): ChangeDetectorRef {
   return cd;
 }
 
+export function mockGestureController(app?: App): GestureController {
+  if (!app) {
+    app = mockApp();
+  }
+  return new GestureController(app);
+
+}
+
 export class MockElementRef implements ElementRef {
   nativeElement: any;
   constructor(ele: any) {
@@ -242,7 +253,8 @@ export class MockElement {
   children: any[] = [];
   classList = new ClassList();
   attributes: { [name: string]: any } = {};
-  style: {[property: string]: any} = {};
+  style: { [property: string]: any } = {};
+  nodeName: string = 'ION-MOCK';
 
   clientWidth = 0;
   clientHeight = 0;
@@ -258,6 +270,7 @@ export class MockElement {
   get className() {
     return this.classList.classes.join(' ');
   }
+
   set className(val: string) {
     this.classList.classes = val.split(' ');
   }
@@ -274,6 +287,10 @@ export class MockElement {
     this.attributes[name] = val;
   }
 
+  addEventListener(type: string, listener: Function, options?: any) { }
+
+  removeEventListener(type: string, listener: Function, options?: any) { }
+
   removeAttribute(name: string) {
     delete this.attributes[name];
   }
@@ -493,6 +510,25 @@ export function mockTab(parentTabs: Tabs): Tab {
   return tab;
 }
 
+export function mockForm(): Form {
+  return new Form();
+}
+
+export function mockIon(): Ion {
+  const config = mockConfig();
+  const elementRef = mockElementRef();
+  const renderer = mockRenderer();
+  return new Ion(config, elementRef, renderer, 'ion');
+}
+
+export function mockItem(): Item {
+  const form = mockForm();
+  const config = mockConfig();
+  const elementRef = mockElementRef();
+  const renderer = mockRenderer();
+  return new Item(form, config, elementRef, renderer, null);
+}
+
 export function mockTabs(app?: App): Tabs {
   let platform = mockPlatform();
   let config = mockConfig(null, '/', platform);
diff --git a/src/util/test/base-input.spec.ts b/src/util/test/base-input.spec.ts
new file mode 100644
index 0000000000..97aa217840
--- /dev/null
+++ b/src/util/test/base-input.spec.ts
@@ -0,0 +1,55 @@
+
+import { BaseInput } from '../base-input';
+import { Form } from '../form';
+import { Item } from '../../components/item/item';
+import { commonInputTest, ANY_CORPUS } from '../input-tester';
+import { mockConfig, mockPlatform, mockElementRef, mockRenderer, mockForm } from '../mock-providers';
+
+let platform: any;
+let config: any;
+let elementRef: any;
+let renderer: any;
+
+describe('BaseInput', () => {
+
+  it('should initialize', () => {
+    const input = mockInput(null, null, null);
+
+    expect(input._init).toBeFalsy();
+    expect(input._isFocus).toBeFalsy();
+    expect(input._config).toEqual(config);
+    expect(input._elementRef).toEqual(elementRef);
+
+    expect(input._renderer).toEqual(renderer);
+    expect(input._componentName).toEqual('input');
+
+    expect(input.id).toBeUndefined();
+    expect(input._labelId).toBeUndefined();
+  });
+
+  it('should configure with item', () => {
+    const form = new Form();
+    const item = new Item(form, config, elementRef, renderer, null);
+    const input = mockInput(form, item, null);
+
+    expect(input.id).toEqual('input-0-0');
+    expect(input._labelId).toEqual('lbl-0');
+  });
+
+  it('should pass base test', () => {
+    const input = mockInput(mockForm(), null, null);
+    commonInputTest(input, {
+      defaultValue: null,
+      corpus: ANY_CORPUS
+    });
+  });
+
+});
+
+function mockInput(form: any, item: any, ngControl: any): BaseInput<any> {
+  platform = mockPlatform();
+  config = mockConfig(null, '/', platform);
+  elementRef = mockElementRef();
+  renderer = mockRenderer();
+  return new BaseInput(config, elementRef, renderer, 'input', form, item, ngControl);
+}
diff --git a/src/util/util.ts b/src/util/util.ts
index 9135972fbc..d9334dce62 100644
--- a/src/util/util.ts
+++ b/src/util/util.ts
@@ -63,25 +63,26 @@ export function defaults(dest: any, ...args: any[]) {
 
 
 /** @hidden */
-export function isBoolean(val: any) { return typeof val === 'boolean'; }
+export function isBoolean(val: any): val is boolean { return typeof val === 'boolean'; }
 /** @hidden */
-export function isString(val: any) { return typeof val === 'string'; }
+export function isString(val: any): val is string { return typeof val === 'string'; }
 /** @hidden */
-export function isNumber(val: any) { return typeof val === 'number'; }
+export function isNumber(val: any): val is number { return typeof val === 'number'; }
 /** @hidden */
-export function isFunction(val: any) { return typeof val === 'function'; }
+export function isFunction(val: any): val is Function { return typeof val === 'function'; }
 /** @hidden */
-export function isDefined(val: any) { return typeof val !== 'undefined'; }
+export function isDefined(val: any): boolean { return typeof val !== 'undefined'; }
 /** @hidden */
-export function isUndefined(val: any) { return typeof val === 'undefined'; }
+export function isUndefined(val: any): val is undefined { return typeof val === 'undefined'; }
 /** @hidden */
-export function isPresent(val: any) { return val !== undefined && val !== null; }
+export function isPresent(val: any): val is any { return val !== undefined && val !== null; }
 /** @hidden */
-export function isBlank(val: any) { return val === undefined || val === null; }
+export function isBlank(val: any): val is null { return val === undefined || val === null; }
 /** @hidden */
-export function isObject(val: any) { return typeof val === 'object'; }
+export function isObject(val: any): val is Object { return typeof val === 'object'; }
 /** @hidden */
-export function isArray(val: any) { return Array.isArray(val); };
+export function isArray(val: any): val is any[] { return Array.isArray(val); };
+
 
 
 /** @hidden */