Functions :

BT Talking, Dial interface, Siri Dial, Time, Display, Speaker, MIC, Step, Calories, Distance, Raise your hand to brighten the screen, Sleep Monitor, Running Track, Sedentary reminder, Clock, Shake to take pictures, Find my phone, Find my watch, Drink water reminder, No disturbing, Flashlight, Raise your hand to brighten the screen, Change the dial background, Hourly measurement.