diff --git a/Service/Led/LedClient.cs b/Service/Led/LedClient.cs
index d52da75..f048f78 100644
--- a/Service/Led/LedClient.cs
+++ b/Service/Led/LedClient.cs
@@ -184,6 +184,12 @@ public class LedClient
     private static DateTime LastestSendTime;
     private static string LastestKey=InfoEnum.SwapInfo.IDEI.GetLed();
 
+    private static byte[] Heart = new byte[]
+    {
+        0x55, 0xaa, 0x00, 0x00, 0x01,0x01, 0x00, 0xa3, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x08, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x0d,0x0a
+    };
+
     public static bool Init(string ip, int port)
     {
         _ip = ip;
@@ -203,9 +209,10 @@ public class LedClient
         {
             if (_socket?.Connected ?? false)
             {
-              
 
-                if (LastestSendTime == null )
+                InnerSend(Heart);
+
+                /*if (LastestSendTime == null )
                 {
                     SendMsgByKey(LastestKey);
                 }
@@ -218,8 +225,8 @@ public class LedClient
                         SendMsgByKey(LastestKey);
                     }
                     
-                }
-                Thread.Sleep(500);
+                }*/
+                Thread.Sleep(3000);
             }
         }