diff --git a/src/main/java/com/ruoyi/device/domain/model/thingsboard/constants/DeviceTelemetry.java b/src/main/java/com/ruoyi/device/domain/model/thingsboard/constants/DeviceTelemetry.java
index 34affe1..d515320 100644
--- a/src/main/java/com/ruoyi/device/domain/model/thingsboard/constants/DeviceTelemetry.java
+++ b/src/main/java/com/ruoyi/device/domain/model/thingsboard/constants/DeviceTelemetry.java
@@ -20,11 +20,22 @@ public class DeviceTelemetry {
     private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
 
     /**
-     * 无人机独状态
+     * 无人机 position_state.rtk_number  RTK 搜星数量
      */
 
-    //wind_speed{"unit_name":"米每秒 / m/s"} float
+    public static final TelemetryKey<Integer> Position_State_Rtk_Number = TelemetryKey.of(
+            "position_state.rtk_number",
+            Integer.class,
+            value -> {
+                if (value == null) return null;
+                if (value instanceof Number) {
+                    return ((Number) value).intValue();
+                }
+                return Integer.parseInt(value.toString());
+            }
+    );
 
+    //wind_speed{"unit_name":"米每秒 / m/s"} float
     public static final TelemetryKey<Double> Wind_Speed = TelemetryKey.of(
             "wind_speed",
             Double.class,
@@ -38,7 +49,6 @@ public class DeviceTelemetry {
     );
 
     //rainfall {"0":"无雨","1":"小雨","2":"中雨","3":"大雨"} enum_int
-
     public static final TelemetryKey<Integer> Rainfall = TelemetryKey.of(
             "rainfall",
             Integer.class,
@@ -296,7 +306,8 @@ public class DeviceTelemetry {
                 Acc_Time,
                 Network_State_Type,
                 Wind_Speed,
-                Rainfall
+                Rainfall,
+                Position_State_Rtk_Number
 
         );
     }