Click the Buy Now Smart Watch photo Description For Xiaomi Huawei Samsung 1.83 Inch Bluetooth Call Smartwatch Men Support 120 Sport 2023 New Hightlight: It has a 1.83-inch large screen with rotate button, supports 120+ kinds of sports, It has a bigger battery. At the same time, these functions have been added: Bluetooth answering calls, Bluetooth dialing, and built-in 4 games and calculators. Features: BT Ver: 5.3 Bluetooth Low Energy Chip Screen Size: 1.81 inch HD screen; resolution:240*286 pixel; Heart Rate Sensor: Tianyi Hexin 3605 Rotate button APP name: Dafit Compatability: Android4.4 (contain), IOS8.0 (contain) above Battery Capacty:260mAh,standy time up to 10 days. ( up to using way, the data is only for reference). Main functions: watch face custom Sleep Monitor, sleep quality analysis Heart rate, heart rate data analysis Pedometer: Steps calculation, calories, distance Sports Mode: 120+ sports mode,such as Walking, Running, Cycling, badmint