Aw08 Wearable Smart Watches Bluetooth 4.0 Touchscreen for Smart Phones Hot Smart Watch Fitness Activity Tracker Smartband Wristband TW64 Waterproof Bluetooth 4.0 Intelligent Bracelet for IOS/Android Health Smart Bracelet Watch Bluetooth 4.0 Fitbit Flex Wristband For Android Sleep/Run monitor Sleep Monitor:TW64 is able to detect how long you sleep, through its health software, count up your time of deep sleep,light sleep Smart reminder: In-call reminder, sedentary reminder, drinking reminder, wake up alarm etc. 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.Compatible With: For ios 6.1 + version, Android 4.3 + version.