The main function
Powerful functions: real blood oxygen, third-generation blood sugar, stress report,HRV report, 24-hour sleep monitoring, Meto report; step counting, distance,calories, calls, voice assistant, heart rate, blood pressure, body temperature test,breathing training, music Play, stopwatch, timer, calculator, weather display,women‘s menstrual period tracking, remote control camera, raise wrist to brighten the screen, find mobile phone, call reminder (caller number/name), message notification reminder, alarm clock reminder, sedentary reminder, heart rate alarm Reminder and other dials: 6 default dials + 1 market dial + 1 custom dial