1,1.83-inch display ,with Dynamic Island2,Heart Rate Monitor and Sleep Tracker - Smartwatch Fitness Tracker can provide a full range of body data tracking, real-time monitoring of your heart rate, blood pressure, blood oxygen (SpO2) and deep, light sleep status, which can help you better understand your health. Note: * This product is not a medical device, the measurement data and results are for reference only and are not to be used as a basis for diagnosis and treatment.3,Activity Tracking - This smartwatch has multiple exercise modes, during the workout, the activity tracker will record your data, such as the number of steps, calories burned and so on. The smartwatch is waterproof rated, so you can use it with confidence even when washing your hands, face or doing sweaty activities. Note: Do not use the fitness bracelet watch in diving, sauna or hot water.4,SMART NOTIFICATIONS - The smartwatch connects to your phone app and the bracelet vibrates to alert you when there is a text message or a message from a social app.5,Smart Watch for Android IOS Phones - The sports watch is compatible to support Android 5.0 and above/Apple IOS 9.0 and above (not for PC or Tablet). Download and install the mobile app to bind the smartwatch to your phone.6,Smartwatch has many utilities such as weather forecast, alarm clock, stopwatch, timer, music control/playback, adjustable brightness, find phone/watch, smart alarm clock, camera control, sedentary reminder and more.Black,Grey,Pink