HD Touch Screen and IP67 Waterproof - This smart watch is easy to read and touch with 1.4" touch screen. It's IP67 waterproof. You can wear it to swim or other water activities. Heart Rate and Blood Pressure Monitor - With a double-hole imported green light optical sensor, this fitness tracker can accuratelly tracks your entrie day heart rate and boold pressure.It is convenient to help you know your heartbeats and boold pressure when you workout or do exercise. 7 Sport Modes and Auto Sleep Tracking - Our Activity tracker have 7 kinds of workout modes which are suitable for most exercise needs.Tracks real-time steps, distance, calories burned and heart rate. Can transmit your exercise data with smartphone applications. Automatically tracks your sleep patterns between 9pm to 8am. Upload and analyze your sleep patterns on application with data for deep sleep, light sleep hours, and awake hours. Intelligent Notification Feature - When this Fitness watch connect to your smartphone. it can syncs the notifications of calls,SMS and ohter applications including Whatsapp,Instagram,Facebook,etc. The watch will remind you by vibrating and stores the latest 7 messages. Sedentary / drink / medicine taken reminder, alarm clock, weather forcast, music control, remote camera, stopwatch and other unique functions. All available wherever you go. App Supports and Strong Battery Life - The app supports most smart phones with Bluetooth 4.0. Support system: iOS 10.0 & Android 5.0 above(Smartphone only, not for PC or Tablet). Please install the App "JYouPro" in your phone and pair the device from it. Charge the smart watch for about 2 hours, it lasts 7 days.