[All-day activity tracker]: IP68 waterproof fitness tracker can record and track your daily steps, calorie consumption, exercise distance and time. It can also monitor your blood pressure, blood oxygen and pulse. IP68 waterproof ensures that you do notneed to take it off during daily hand washing, showering and swimming pools. [Heart rate/body temperature/sleep monitoring]: This fitness tracker can monitor your heart rate and body temperature throughout the day. It can also monitor your night sleep (wake up, deep sleep, light sleep, REM sleep). [16 exercise modes]: This fitness tracker has 16 exercise modes, which can track corresponding exercises. Record your exercise time, heart rate and distance. Through the connected GPS, you can record your exercise path and so on. [USB charging]: Remove the wrist strap and insert it into the USB port to charge the fitness tracker. After being fully charged, this fitness watch can be used for up to 7-13 days, with a standby time of more than 30 days. Colour: Black