Bluetooth calling, heart rate, blood pressure, blood oxygen, ECG, HRV, blood components, body composition, body temperature, 24 sleep test and monitoring, step counting function, multi-sport mode (outdoor running, hiking, elliptical machine, outdoor cycling, indoor running, indoor cycling, stepper, rowing machine, indoor walking, outdoor walking), waterproof, female menstrual cycle monitoring, multi-dial selection, custom watch face, turn your wrist and turn the screen, time display, remote photography, find mobile phone, WeChat sports, stopwatch function, disconnection reminder, Countdown, alarm, step count, breathing training