* Bluetooth chipset: TLW8266
* Built-in 280mAh battery,working time about 5-7 days, standby time about 25days
* IP67 waterproof and dustproof
* Dynamic heart rate monitor,sleep monitor.
* Smart calls & messages reminder: Call, Twitter, Facebook, Wechat etc, all will be sent to wrist display and with vibration alertions
* A variety of sports patterns, APP operation view pedometer,calories
* More function: Sleep monitor,Heart rate monitor, Movement Monitor (steps,calories), Pedometer, Message sync, Incoming call, Alarm clock,vibration
* Supported languages: English, Japanese, Korean, German, Spanish, French, Italian, Russian, Portuguese, Arabic, Chinese