CAMTOA Bluetooth 4.0 Smart Watch,Smart Bracelet,Fitness Tracker, Digital Multifunction Watch -Step, Distance, Calories, Pedometer and Sleep Tracker - Reminder, Anti lost, Remote Camera, Gesture Control Smart Tracker - Track steps taken, calories burnt and distance walked.Sleep Monitor - Monitor the quantity and quality of your sleep Remider - Make a plan and reminder you reach day, Remote camera - Remote control of mobile phone camera Gesture control- Gesture control to show time, excellent experience like a watch Anti Lost Alarm - Warning pulse when your phone or tablet is out of Bluetooth range Support ios 7.1 above and android 4.3 above and Bluetooth 4.0