Men's Smartwatch: With a 1.3"/45mm glass touchscreen, the Chronus smartwatch is cool to wear. The large round screen brings you a better visual experience. There are over 40 watch faces to choose from. You can also post any picture you like as the watch interface. It can be your family or friends. Whether working or exercising, the Chronus smartwatch looks stylish.Your health monitoring: Chronus smartwatches provide you with exclusive health monitoring services. Blood pressure, blood oxygen, heart rate tracking, three important physical indicators are easy to know. Automatic sleep tracking helps understand your different sleep states. Light sleep, deep sleep and wakefulness. You can clearly view your daily/week/month sleep status on the Gloryfit app. Please. Note that this watch is no match for professional medical equipment.ACCURATE ACTIVITY TRACKER: The Chronus fitness tracker is an excellent activity tracker. Pedometer, Calories, Running, Swimming, Basketball, Cycling and more. Chronus fitness watch supports nearly 24 sports modes. In addition, this fitness watch supports weather reports, stopwatch, brightness adjustment, and remote control of camera and music, among other functions you need.Long-lasting battery life and IP68 water resistance: 7-10 days of use on a charge in just a few hours. In addition, the standby time of the Chronus fitness watch is nearly 30 days, which is much longer than that of ordinary smart watches. In addition, this watch is IP68 waterproof, you can wash your hands with it and swim with it. No need to worry about the watch.APPS AND MESSAGES AND CALL NOTIFICATIONS: The Chronus big round smartwatch has all app, message and call notifications. Please. Note that the GloryFit app needs to be downloaded before use, and can be downloaded by scanning the QR code on the user manual. You need to go into the watch app and find the device it's connected to. Chronus smart watch is compatible with Android&iOS mobile phones, supports Android 5.0&iOS 9.0&Bluetooth 4.0 and above