HUAWEI WATCH GT 3

The battery can last for 4 days in the following situations: 30 minutes of Bluetooth calling every week, 30 minutes of music playing every week, heart rate monitoring enabled, HUAWEI TruSleep™ enabled for sleeping, stress monitoring enabled,180 minutes of working out every week (GPS enabled), message notifications enabled (50 SMS messages, 6 calls, and 3 alarms a day), screen is turned on 30 minutes a day.