Smart watch for Android Phones Samsung iPhoneThe smart watch is compatible with most iOS 8.0 & Android 5.1 above smartphones. Never worry about this problem. New upgraded Smart watch personalized interactive interfacecan easily catch your eyes. Strong and durable 2.5D glass makes your smart watch much more scratch-resistant, smooth and responsive.Accurate Fitness WatchConnected with GPS, Our smart watch records your everyday activities in detail, including steps, distance, calories burned, mileage, workout duration, heart rate, sleep, and more. Not only these, it supports multiple sports modes, such as running, walking, cycling, skipping, badminton, basketball and football . And it supports abdominal breathing exercises.24/7 Heart Rate Monitor & Sleep MonitorOur Chronus smart watch can be used as a real-time monitor to record your heart rate and detect your sleep quality 24 hours a day, accurately recording the deep sleep and light sleep time per night and reminding you to adjust your sleep habits. All of these data will help you to live a healthier life.Stay Connected to Your DayCall & Message Notifications and Cannot Make a Call or Reply the Message. Receive and read SMS messages and SNS notifications straight to your fitness tracker (including SMS, Facebook, Whatsapp, Twitter, Instagram, Facebook Messenger, LinkedIn, and more). Always stay in the know. Never miss a call and a message.Regular Use 7days Battery Life and More Tools Low power bluetooth chip, compatible with bluetooth 4.0,strong scalability.Charging for 2.5 hours,regular use 7days, standby for 35 days. Our app is compatible with Android 5.1 or iOS 8.0 or above, and can only be used on smartphones, It is not suitable for tablets or laptops.