NEW TW64 Waterproof Bluetooth 4.0 Smart Watch Smartband Smartwatch Pedometer Anti Lost for iOS Samsung Android Smartphone (Green) Your healthy monitor: can count steps, distance and calories Sleep Monitor: can detect your sleeping quality Smart reminder: In-call reminder, sedentary reminder, drinking reminder, wake up alarm etc. Water-resistant to 3.0 meters, best for sport. Function description: Step counts, Distance measuring, Calorie Consumption management, Sleep management, Event trigger (water drinking, taking medicine, meeting etc), call reminder, message reminder, clock, sedentary reminder, anti- lost (positive and negative direction lookup), remote camera, vibration alarm clock.