Returns accepted within 3 days, only for damaged or wrong products. Return offered in the form of Product exchange. Buyer is the responsible for the shipping fees.
Heart rate monitor: Miband 2 with ADI accelerometer and optical heart rate sensor IP67 Waterproof and dust-proof Design, 20-day Battery Sync with the app to analyze your fitness and sleep activities to help you improve your lifestyle
Specification: General Brand XiaoMi Bluetooth version Bluetooth 4.0 Language English,Simplified Chinese Waterproof Yes IP rating IP67 Screen type OLED Operating mode Touch Screen Compatible OS Android,IOS Compatability Android 4.4 / iOS 7.0 and above system People Female table,Male table Available color Black Battery Battery Capacty 70mAh Standby time 20 days Charging time About 3hours Special Features Functions Call reminder,Measurement of heart rate,Pedometer,Sleep management,SMS Reminding Alert type Vibration Dial and Band Shape of the dial Elliptical Case material Plastic Band material Silicone Weight and Size