diff --git a/lib/data/services/ble_manager.dart b/lib/data/services/ble_manager.dart
index ee309c286..1bd4b11c5 100644
--- a/lib/data/services/ble_manager.dart
+++ b/lib/data/services/ble_manager.dart
@@ -395,7 +395,7 @@ class BleManager extends GetxService {
       Logger.info('lxm--  overallBattery: $overallBattery');
 
       Logger.info('lxm--准备调用_updateDeviceInfoIfNeeded');
-      
+
       // 更新设备信息
       _updateDeviceInfoIfNeeded(
         batteryLevel: overallBattery,
@@ -488,8 +488,10 @@ class BleManager extends GetxService {
 
       deviceInfo.value = deviceInfo.value!.copyWith(
         batteryLevel: batteryLevel ?? deviceInfo.value?.batteryLevel,
-        leftEarBattery: leftEarBattery ?? deviceInfo.value?.leftEarBattery,
-        rightEarBattery: rightEarBattery ?? deviceInfo.value?.rightEarBattery,
+        leftEarBattery: _getValidBatteryValue(
+            leftEarBattery, deviceInfo.value?.leftEarBattery),
+        rightEarBattery: _getValidBatteryValue(
+            rightEarBattery, deviceInfo.value?.rightEarBattery),
         caseBattery: caseBattery ?? deviceInfo.value?.caseBattery,
         leftEarCharging: leftEarCharging ?? deviceInfo.value!.leftEarCharging,
         rightEarCharging:
@@ -537,6 +539,24 @@ class BleManager extends GetxService {
     }
   }
 
+  // 新增智能电池值选择方法
+  int? _getValidBatteryValue(int? newValue, int? currentValue) {
+    // 如果新值为null，使用当前值
+    if (newValue == null) return currentValue;
+
+    // 如果当前值为null或0，使用新值（即使新值为0）
+    if (currentValue == null || currentValue == 0) return newValue;
+
+    // 如果新值为0但当前值不为0，保持当前值（避免有效数据被0覆盖）
+    if (newValue == 0 && currentValue > 0) {
+      Logger.warning('检测到电池数据异常(新值为0)，保持当前值: $currentValue');
+      return currentValue;
+    }
+
+    // 其他情况使用新值
+    return newValue;
+  }
+
   /// 清除设备信息（用于完全断开连接或切换设备时）
   void clearDeviceInfo() {
     Logger.info('清除设备信息');