50 x 100 x 120 Millimeters

Compatible with most iOS 8.0 & Android 4.4 above smartphones. Download and install Free “VeryFitPro” APP, bind this smartwatch in your cell phone, you can receive alerts of calendar, SMS, incoming calls and SNS (Facebook, Twitter, Whatsapp, Skype, Snapchat and more) on this watch; It will never let you miss any important events.
24/7 Heart Rate Monitor & Sleep Tracker: Accurate and effective heart rate monitoring, helping you better understand your health and making a reasonable adjustment to your lifestyle. Automatic sleep tracking can monitor your sleep status and provide a comprehensive sleep quality analysis to help be healthier.
Heart Rate Monitor and Blood Pressure and Blood Oxygen Monitor: By monitoring your heart rate, you can measure calories burned and check your cardio zones (Fat Burn, Cardio and Peak) to check the intensity of the exercises that are ideal for your goals. Blood Pressure smart watches intelligently measures SpO2, monitors blood oxygen and blood pressure levels, and monitors changes in your body.