Support Mobile Phone Version:For Ios8.0 Or Above, For Android 4.4 Or HigherApp Language: Chinese, English, Western, French, German, Russian, A, Dutch, Portuguese, A, Tu, Japanese, Malaysia, ThailandApplication FunctionStep By Step: SupportDistance: SupportCalories : SupportBlood Pressure: SupportBlood Oxygen : SupportInformation Reminder: Qq, Facebook, Whatsapp, Twitter, Skype, Instagram, Wechat.Sedentary Reminder : SupportAlarm Clock : SupportStopwatch : SupportSleep Monitoring: SupportLooking For A Mobile Phone: SupportLooking For A Bracelet: SupportSpecifications:Button : Single TouchDisplay Size: 1.3 InchesResolution: 240*240Type : Oled Color ScreenStandby Time: More Than Two WeeksUse Time: More Than 1 WeekCharging Method: Usb Interface Charging