Main Functions: 1. Data Storage: Health data can be stored on the watch for 14 days (cycle overwrite); exercise training data can be stored on the watch for 40 hours (cycle overwrite); data synchronization application can permanently store data locally on the phone. 2. Watch Faces: Watch face market, custom watch faces; 7 built-in watch faces 3. Health: All-day sleep monitoring, heart rate measurement, stress measurement, breathing training, sedentary reminder, menstrual cycle (women), etc. 4. Exercise: Daily activity monitoring (record steps, calories, distance), exercise goal reminders, over 100 exercise modes 5. Convenient Functions: LED flashlight, compass, weather check, alarm clock, wrist-raise to wake screen, music control, music playback, remote camera, stopwatch, timer, find phone, find watch, do not disturb mode 6. Communication: Bluetooth calling, call log, call reminder, call rejection, SMS notification, app push notification 7. Other functions: Firmware upgrade
