--- a/hal/windows/WindowsBattery.cpp
+++ b/hal/windows/WindowsBattery.cpp
@@ -218,19 +218,25 @@ GetCurrentBatteryInformation(hal::Batter
     return;
   }
 
   aBatteryInfo->level() =
     status.BatteryLifePercent == 255 ? kDefaultLevel
                                      : ((double)status.BatteryLifePercent) / 100.0;
   aBatteryInfo->charging() = (status.ACLineStatus != 0);
   if (status.ACLineStatus != 0) {
-    aBatteryInfo->remainingTime() =
-      status.BatteryFullLifeTime == (DWORD)-1 ? kUnknownRemainingTime
-                                              : status.BatteryFullLifeTime;
+    if (aBatteryInfo->level() == 1.0) {
+      // GetSystemPowerStatus API may returns -1 for BatteryFullLifeTime.
+      // So, if battery is 100%, set kDefaultRemainingTime at force.
+      aBatteryInfo->remainingTime() = kDefaultRemainingTime;
+    } else {
+      aBatteryInfo->remainingTime() =
+        status.BatteryFullLifeTime == (DWORD)-1 ? kUnknownRemainingTime
+                                                : status.BatteryFullLifeTime;
+    }
   } else {
     aBatteryInfo->remainingTime() =
       status.BatteryLifeTime == (DWORD)-1 ? kUnknownRemainingTime
                                           : status.BatteryLifeTime;
   }
 }
 
 } // hal_impl