diff --git a/src/main/java/com/ruoyi/device/service/impl/BufferDeviceImpl.java b/src/main/java/com/ruoyi/device/service/impl/BufferDeviceImpl.java
index 0048da6..555914f 100644
--- a/src/main/java/com/ruoyi/device/service/impl/BufferDeviceImpl.java
+++ b/src/main/java/com/ruoyi/device/service/impl/BufferDeviceImpl.java
@@ -186,7 +186,7 @@ public class BufferDeviceImpl implements IBufferDeviceService
                         dto.setBatteryTemperature(batteryData.getBatteries().get(0).getTemperature());
                         dto.setBatteryLevel(batteryData.getBatteries().get(0).getCapacityPercent());
                         dto.setCycleCount(batteryData.getBatteries().get(0).getLoopTimes());
-                        dto.setFlightTimeRemaining(batteryData.getBatteries().get(0).getRemainFlightTime());
+                        dto.setFlightTimeRemaining(batteryData.getRemainFlightTime());
                         dto.setBatterySn(batterySn);
                     }
                 });