The battery can last for 7 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 for 30 minutes a day.
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, 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.