Smart Watch,1.28 Inch Smartwatch IP67 Waterproof Fitness Watch With Round Full Touching Color Screen Heart Rate,Pedometer Sleep For Android,IOS Feature: 【Smart Watches】40g lightweight fitness smartwatch is equipped with 1.28" large smooth touching color screen, sturdy and anti-scratch. The full touchscreen technology makes your operation quick and easy 【24/7 Safe Guard Your Health】: Adopting advanced latest built-in optical sensor,blood pressure watch men can monitor your real-time heart rate all day automatically,and measure Blood Pressure.Bluetooth smart watch for android ios can track your sleep status all day,analyze your sleep quality(deep sleep,light sleep and wake up time)which can help you better understand your health and make reasonable adjustment on your life-style 【Elegant Stylish Exercise watches & 16 Sport Modes】: Waterproof watch for swimming accurate track step,distance,calorie counter watch.Water resistant watch support multi sport mode:walk,run,swim,skipping,cycling etc to give you more detailed INSIGH-T into whole day activity.Outdoor watches for men is IP67 waterproof,you can wear it when swim and record various data.Pedometer watch is best choice for fitness enthusiast.Hiking watch help you exercise scientifically and achieve fitness goal 【Overtake Your Expectations】 Pls. note you need to download the Da Fit app before use it, just scan the Q-R codes on user manual to download. This smart watch is compatible with most iOS 9.0 & Android 4.4 or higher smart phones version to notify you of call, text, email, calendar, and app notifications 【Long-Lasting Battery】The sport watch can be quickly charged through the strong magnetic charger, fully charged in 2 hours, 5-7 days of battery life, and 25-30 days of standby. Free the trouble of frequent charging Product parameters: System requirements:Android 4.4 and above, IOS 9.0 and above, supporting Bluetooth 5.0 Bluetooth version:BLE 5.0 Bluetooth chip:GR5515I0ND Heart rate chip:Tianyi core HRS3300 Bracelet memory:RAM_256KB +ROM_64MB Screen display:1.28 inch Hancai glass IPS resolution 240x240