diff --git a/packages/components/popper/src/content.ts b/packages/components/popper/src/content.ts
index 39b1b9a8ef..b7642d4b7a 100644
--- a/packages/components/popper/src/content.ts
+++ b/packages/components/popper/src/content.ts
@@ -2,6 +2,7 @@ import { placements } from '@popperjs/core'
 import { buildProps, definePropType } from '@element-plus/utils'
 import { useAriaProps } from '@element-plus/hooks'
 
+import type { PopperEffect } from './popper'
 import type { ExtractPropTypes, StyleValue } from 'vue'
 import type { Options, Placement } from '@popperjs/core'
 import type { Measurable } from './constants'
@@ -73,7 +74,7 @@ export const popperContentProps = buildProps({
     type: definePropType<ClassType>([String, Array, Object]),
   },
   effect: {
-    type: String,
+    type: definePropType<PopperEffect>(String),
     default: 'dark',
   },
   visible: Boolean,
diff --git a/packages/components/select-v2/src/defaults.ts b/packages/components/select-v2/src/defaults.ts
index 92c42e60aa..001253e317 100644
--- a/packages/components/select-v2/src/defaults.ts
+++ b/packages/components/select-v2/src/defaults.ts
@@ -12,7 +12,11 @@ import { defaultProps } from './useProps'
 
 import type { Option, OptionType } from './select.types'
 import type { Props } from './useProps'
-import type { Options, Placement } from '@element-plus/components/popper'
+import type {
+  Options,
+  Placement,
+  PopperEffect,
+} from '@element-plus/components/popper'
 
 export const SelectProps = buildProps({
   /**
@@ -45,7 +49,7 @@ export const SelectProps = buildProps({
    * @description tooltip theme, built-in theme: `dark` / `light`
    */
   effect: {
-    type: definePropType<'light' | 'dark' | string>(String),
+    type: definePropType<PopperEffect>(String),
     default: 'light',
   },
   /**
diff --git a/packages/components/select/src/select.ts b/packages/components/select/src/select.ts
index a5a436184a..ab7e0e6df6 100644
--- a/packages/components/select/src/select.ts
+++ b/packages/components/select/src/select.ts
@@ -8,7 +8,11 @@ import { buildProps, definePropType, iconPropType } from '@element-plus/utils'
 import { useTooltipContentProps } from '@element-plus/components/tooltip'
 import { ArrowDown, CircleClose } from '@element-plus/icons-vue'
 import { tagProps } from '@element-plus/components/tag'
-import type { Options, Placement } from '@element-plus/components/popper'
+import type {
+  Options,
+  Placement,
+  PopperEffect,
+} from '@element-plus/components/popper'
 
 export const SelectProps = buildProps({
   /**
@@ -45,7 +49,7 @@ export const SelectProps = buildProps({
    * @description tooltip theme, built-in theme: `dark` / `light`
    */
   effect: {
-    type: definePropType<'light' | 'dark' | string>(String),
+    type: definePropType<PopperEffect>(String),
     default: 'light',
   },
   /**
diff --git a/packages/components/time-select/src/time-select.ts b/packages/components/time-select/src/time-select.ts
index 499f0b333d..ec6fb4b3c6 100644
--- a/packages/components/time-select/src/time-select.ts
+++ b/packages/components/time-select/src/time-select.ts
@@ -1,8 +1,9 @@
 import { buildProps, definePropType } from '@element-plus/utils'
 import { CircleClose, Clock } from '@element-plus/icons-vue'
 import { useEmptyValuesProps, useSizeProp } from '@element-plus/hooks'
+import type { PopperEffect } from '@element-plus/components/popper'
 import type TimeSelect from './time-select.vue'
-import type { Component, ExtractPropTypes, PropType } from 'vue'
+import type { Component, ExtractPropTypes } from 'vue'
 
 export const timeSelectProps = buildProps({
   /**
@@ -31,7 +32,7 @@ export const timeSelectProps = buildProps({
    * @description Tooltip theme, built-in theme: `dark` / `light`
    */
   effect: {
-    type: String as PropType<'light' | 'dark' | string>,
+    type: definePropType<PopperEffect>(String),
     default: 'light',
   },
   /**
diff --git a/packages/components/tooltip-v2/src/content.ts b/packages/components/tooltip-v2/src/content.ts
index 908b6286bf..6910863d6b 100644
--- a/packages/components/tooltip-v2/src/content.ts
+++ b/packages/components/tooltip-v2/src/content.ts
@@ -1,6 +1,7 @@
 import { buildProps, definePropType } from '@element-plus/utils'
 import { useAriaProps } from '@element-plus/hooks'
 
+import type { PopperEffect } from '@element-plus/components/popper'
 import type { ExtractPropTypes } from 'vue'
 import type { Placement, Strategy, VirtualElement } from '@floating-ui/dom'
 
@@ -27,8 +28,8 @@ export const tooltipV2ContentProps = buildProps({
     default: 5,
   },
   effect: {
-    type: String,
-    default: '',
+    type: definePropType<PopperEffect>(String),
+    default: 'light',
   },
   contentClass: String,
   /**