ACTIVITY TRACKING - Displays steps, calories, distance and time of day.
CONTROL THE MUSIC - You can play music and switch for prior or next one.(IOS only support iTunes)
MONITOR YOUR SLEEP - Set the sleep mode when you go to bed to track the quality of your rest.
SMART NOTIFICATIONS - Displays from your mobile device with vibration alerts so you don't miss a call
Super long time with the battery,you just charge it about 2 hours, it can continue use about five days.14 days Standby design make your outdoor life more expecting.