diff --git a/src/switch/index.js b/src/switch/index.tsx
similarity index 80%
rename from src/switch/index.js
rename to src/switch/index.tsx
index 98fd53322..498dfe512 100644
--- a/src/switch/index.js
+++ b/src/switch/index.tsx
@@ -1,17 +1,26 @@
-// Utils
 import { createNamespace, addUnit } from '../utils';
-import { switchProps } from './shared';
-
-// Composition
 import { useParentField } from '../composition/use-parent-field';
-
-// Components
 import Loading from '../loading';
 
 const [createComponent, bem] = createNamespace('switch');
 
 export default createComponent({
-  props: switchProps,
+  props: {
+    size: [Number, String],
+    loading: Boolean,
+    disabled: Boolean,
+    modelValue: null as any,
+    activeColor: String,
+    inactiveColor: String,
+    activeValue: {
+      type: null as any,
+      default: true,
+    },
+    inactiveValue: {
+      type: null as any,
+      default: false,
+    },
+  },
 
   emits: ['change', 'update:modelValue'],
 
@@ -52,7 +61,7 @@ export default createComponent({
             disabled,
           })}
           style={style}
-          aria-checked={String(checked)}
+          aria-checked={checked}
           onClick={onClick}
         >
           <div class={bem('node')}>{renderLoading()}</div>
diff --git a/src/switch/shared.ts b/src/switch/shared.ts
deleted file mode 100644
index fd77d663b..000000000
--- a/src/switch/shared.ts
+++ /dev/null
@@ -1,31 +0,0 @@
-/**
- * Common Switch Props
- */
-
-export type SharedSwitchProps = {
-  size?: string | number;
-  loading?: boolean;
-  disabled?: boolean;
-  modelValue?: any;
-  activeValue: any;
-  inactiveValue: any;
-  activeColor?: string;
-  inactiveColor?: string;
-};
-
-export const switchProps = {
-  size: [Number, String],
-  loading: Boolean,
-  disabled: Boolean,
-  modelValue: null as any,
-  activeColor: String,
-  inactiveColor: String,
-  activeValue: {
-    type: null as any,
-    default: true,
-  },
-  inactiveValue: {
-    type: null as any,
-    default: false,
-  },
-};