Smartwatch u8 can be used to track time, number of steps taken; distance traveled and calculate the calories. Sleep management and drink alarm are its health-related features. and dial and phone book availability. It can be used to track goals. Both Bluetooth music and Bluetooth camera are available here. It includes calendar, stopwatch and camera remote features. There is an Anti-lost feature available too. The supported device versions are Bluetooth 4.0, Android 4.3+ and iOS 7.1+. The smart watch can be paired with Smile Notification app which is available on both Google Play and the App Store.