diff --git a/iot-machine-data-constant/src/main/java/com/qniao/iot/rc/constant/MachinePwrStatusEnum.java b/iot-machine-data-constant/src/main/java/com/qniao/iot/rc/constant/MachinePwrStatusEnum.java
index a1b862a..894a50e 100644
--- a/iot-machine-data-constant/src/main/java/com/qniao/iot/rc/constant/MachinePwrStatusEnum.java
+++ b/iot-machine-data-constant/src/main/java/com/qniao/iot/rc/constant/MachinePwrStatusEnum.java
@@ -1,15 +1,39 @@
 package com.qniao.iot.rc.constant;
 
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonFormat;
+import lombok.Getter;
+
 /**
  * 设备电源状态
  */
+@Getter
+@JsonFormat(shape = JsonFormat.Shape.OBJECT)
 public enum MachinePwrStatusEnum {
 
     MACHINE_ON(1, "开机"),
 
     MACHINE_OFF(0, "关机");
 
-    MachinePwrStatusEnum(int value, String describe) {
+    private final Integer value;
+
+    private final String desc;
+
+    MachinePwrStatusEnum(Integer value, String desc) {
+
+        this.value = value;
+        this.desc = desc;
+    }
+
+    @JsonCreator
+    public static MachinePwrStatusEnum get(Integer v) {
+
+        for (MachinePwrStatusEnum e : MachinePwrStatusEnum.values()) {
+            if (e.getValue().equals(v)) {
+                return e;
+            }
+        }
+        return null;
     }
 }