ACTIVITY TRACKER - Displays walking steps, calories, distance and time of day.
CONTROL THE MUSIC - exercise tracker can play music and switch for prior or next one.(IOS only support iTunes)
MONITOR YOUR SLEEP - activity monitors sync the sleep mode when you go to bed to monitoring the quality of your rest.
Super long time with the battery,you just charge fitness tracker about 2 hours, fitness trackers can continue use about five days.14 days Standby design make your outdoor life more expecting.