?Heart rate and sleep monitoring?This fitness tracker monitors dynamic heart rate , uploading the real time data of heartbeats to phone app "Smart Wristband".Need to download the app and connect the phone to the phone via the app. Also support automatic sleep monitoring , it records deep , light , awake time and whole sleep time . All health data show as a chart , clearly acknowledge your physical fitness status at whole day.Data cannot be used as a medical reference.
?Feature?Not need to move off when you use the water in the daily life , such as wash hand , washing face or raining , because of its waterproof IP67. Please do not use it in diving,sea water (salt water) or hot water (40 °C / 104 °F or above), otherwise it may cause watch defects.
?Compatibility? This fitness watch supports IOS 8.0 or Android 4.3 or above Bluetooth 4.0 or above. For Android phones, you need to enable the "Smart Wristband" auto-run application permission on your phone and lock it on your phone to prevent the Android system from automatically shutting down in order to save power. Do not work on phones with other systems, not for tablets, iPad, and PC.
?Multi-function?The smart watch has built-in sensors to track multiple sports modes. Step, distance and burning calories. Reminder calls, messages, app notifications, including WhatsApp, Facebook, Twitter and more.