diff --git a/en/application-dev/reference/apis/js-apis-inputconsumer.md b/en/application-dev/reference/apis/js-apis-inputconsumer.md
index 98529f06257e7d2dfe3e9a395fd176dd413bb347..2dc2edc4bcaae63350085197983dfc991c8234f6 100644
--- a/en/application-dev/reference/apis/js-apis-inputconsumer.md
+++ b/en/application-dev/reference/apis/js-apis-inputconsumer.md
@@ -68,7 +68,8 @@ This is a system API.
 **Example**
 
 ```
-let keyOptions = {preKeys: [], finalKey: 3, isFinalKeyDown: true, finalKeyDownDuration: 0}
+// 18为电源键键值
+let keyOptions = {preKeys: [], finalKey: 18, isFinalKeyDown: true, finalKeyDownDuration: 0}
 let callback = function(keyOptions) {
     console.info("preKeys: " + keyOptions.preKeys, "finalKey: " + keyOptions.finalKey, 
                  "isFinalKeyDown: " + keyOptions.isFinalKeyDown, "finalKeyDownDuration: " + keyOptions.finalKeyDownDuration)
diff --git a/zh-cn/application-dev/reference/apis/js-apis-inputconsumer.md b/zh-cn/application-dev/reference/apis/js-apis-inputconsumer.md
index 12b468dea4e2948d2698f4b6373efa94631552f6..485e10661dbd5e6c846137c7ceda8c7b56e60a2a 100755
--- a/zh-cn/application-dev/reference/apis/js-apis-inputconsumer.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-inputconsumer.md
@@ -36,7 +36,8 @@ on(type: "key", keyOptions: KeyOptions, callback: Callback<KeyOptions>): v
 **示例：** 
 
 ```js
-let keyOptions = { preKeys: [], finalKey: 3, isFinalKeyDown: true, finalKeyDownDuration: 0 }
+// 18为电源键键值
+let keyOptions = { preKeys: [], finalKey: 18, isFinalKeyDown: true, finalKeyDownDuration: 0 }
 let callback = function (keyOptions) {
   console.info("preKeys: " + keyOptions.preKeys, "finalKey: " + keyOptions.finalKey,
     "isFinalKeyDown: " + keyOptions.isFinalKeyDown, "finalKeyDownDuration: " + keyOptions.finalKeyDownDuration)
@@ -68,7 +69,8 @@ off(type: "key", keyOptions: KeyOptions, callback?: Callback<KeyOptions>):
 **示例：** 
 
 ```js
-let keyOptions = { preKeys: [], finalKey: 3, isFinalKeyDown: true, finalKeyDownDuration: 0 }
+// 18为电源键键值
+let keyOptions = { preKeys: [], finalKey: 18, isFinalKeyDown: true, finalKeyDownDuration: 0 }
 let callback = function (keyOptions) {示例：**
   console.info("preKeys: " + keyOptions.preKeys, "finalKey: " + keyOptions.finalKey,
     "isFinalKeyDown: " + keyOptions.isFinalKeyDown, "finalKeyDownDuration: " + keyOptions.finalKeyDownDuration)