+ Heart rate monitor: comes with Silicon labs Si1142 pulse sensor， track your blood flow and heart beats in every moment， more sensitive and accurate + Sports fitness tracker: Track your daily activities data， such as steps， distance， calories burnt， help you reach daily fitness goal + Health Tracker: Heart Rate Monitor， Pedometer， Calories Counter， Distance， Sleep Monitor + Remote Control: Camera remote + Other Functions: Alarm Alert， Time Clock， Anti-Lost， Phone Finder + Alert type: Vibration + Compatible OS Android 4.4 / iOS 7.1+ Storage mode: Rechargeablepackage including��1 x ID107 Smartband1 x User Manual 1 x usb cable