The B57 intelligent smartband is an amazing device which comes with lots of amazing features. The watch features powerful functions which includes weather Sync, real time heart rate and sleep quality, music control, remote camera to snap picture on smartphone, track multiple sport, track steps walked, calories burnt, collects calls and messages, waterproof swim with it.
Like we said earlier, the watch comes with lots of amazing features, which reminder function connect watch to mobile phone iPhone or Android and sync with Facebook, Whatsapp, Twitter, Skype and other social software. Vibration notification. It comes with wider compatibility, the App supports smart phones with Bluetooth 4.0.Support system: iOS 9.0 or above, Android 4.4 or above ( not for tablet ). Full charge requires only about 2 hours and the working time can be up to 7 days with full power.
It comes with a waterproof rating of IP67 completely dustproof and waterproof. It can perfectly accompany you in daily life. Wherever you go, like washing your hands, walking in the rain, etc. You may bring this item with you and record your entire physical activity all day.
Its a dynamic Heart Rate Auto Sleep Monitor. B57 fitness tracker monitors dynamic heart rate, uploading the real time data of heartbeats to app. Also support automatic sleep monitoring , it records deep sleep, light sleep, stay up and awake states. All health data show as a chart, clearly acknowledge your physical fitness status at whole day/week/month
The B57 Intelligent Sports Waterproof Heart Rate Activity Tracker Watch Smart Band is currently available on ebay for just $16.59. This is a very amazing price, dont miss it for any thing.