diff --git a/packages/vantui/src/checkbox/index.tsx b/packages/vantui/src/checkbox/index.tsx
index 59eccf64..baca1c16 100644
--- a/packages/vantui/src/checkbox/index.tsx
+++ b/packages/vantui/src/checkbox/index.tsx
@@ -21,10 +21,10 @@ export function Checkbox(
 
   const {
     name,
-    disabled,
+    disabled = false,
     checkedColor = '',
     labelPosition = 'right',
-    labelDisabled,
+    labelDisabled = false,
     shape = 'round',
     iconSize = '20px',
     renderIcon,
@@ -83,7 +83,7 @@ export function Checkbox(
   const setParentValue = useCallback(
     (parent: any, event: ITouchEvent) => {
       const value = event.detail
-      const { max, value: parentValue_ } = parent
+      const { max = 0, value: parentValue_ } = parent
       const parentValue = parentValue_ ? [].concat(parentValue_) : parentValue_
       if (value) {
         if (max && parentValue.length >= max) {
diff --git a/packages/vantui/types/checkbox.d.ts b/packages/vantui/types/checkbox.d.ts
index 3cd11dce..14665517 100644
--- a/packages/vantui/types/checkbox.d.ts
+++ b/packages/vantui/types/checkbox.d.ts
@@ -2,25 +2,86 @@ import { FunctionComponent, ReactNode } from 'react'
 import { ITouchEvent, ViewProps } from '@tarojs/components'
 
 export interface CheckboxProps extends ViewProps {
+  /**
+   * @description 标识符
+   */
   name?: ReactNode
+  /**
+   * @description 是否为选中状态
+   * @default false
+   */
   value?: boolean
+  /**
+   * @description 是否禁用复选框
+   * @default false
+   */
   disabled?: boolean
+  /**
+   * @description 选中状态颜色
+   * @default #07c160
+   */
   checkedColor?: string
+  /**
+   * @description 文本位置
+   * @default right
+   */
   labelPosition?: string
+  /**
+   * @description 是否禁用复选框文本点击
+   * @default false
+   */
   labelDisabled?: boolean
+  /**
+   * @description 形状，可选值为 square
+   * @default round
+   */
   shape?: 'round' | 'square'
+  /**
+   * @description 	图标大小，默认单位为px
+   * @default 20px
+   */
   iconSize?: string | number
+  /**
+   * @description
+   */
   children?: ReactNode
+  /**
+   * @description 自定义图标
+   */
   renderIcon?: ReactNode
+  /**
+   * @description 当绑定值变化时触发的事件
+   */
   onChange?: (event: ITouchEvent) => any
 }
 
 export interface CheckboxGroupProps extends ViewProps {
+  /**
+   * @description 	最大可选数，0 为无限制
+   * @default 0
+   */
   max?: number
+  /**
+   * @description 所有选中项的标识符
+   */
   value?: Array<any>
+  /**
+   * @description 是否禁用所有复选框
+   * @default false
+   */
   disabled?: boolean
+  /**
+   * @description 复选框排列方向
+   * @default vertical
+   */
   direction?: 'horizontal' | 'vertical'
+  /**
+   * @description
+   */
   children?: ReactNode
+  /**
+   * @description 当绑定值变化时触发的事件
+   */
   onChange?: (event: ITouchEvent) => any
 }