Smart watch for Android Phones Samsung iPhone - Compatible with most phone version above iOS 8.0 & Android 4.4. you can answer and make phone call, receive alerts of calendar, SMS, incoming calls and SNS (Facebook, WhatsApp, LinkedIn, Instagram, Twitter and more) on this watch;It will never let you miss any important message. Accurate Fitness Tracker - Supports 7 sports such as Walking, running, bicycle , Hike, Mountaineering, Dynamic cycling, fitness,. Accurately record all-day activities like steps, distance, calories burned, miles walked, active minutes. Can track all your workout routes, distances, and physical status during exercise. Stay motivated all day! 24/7 Heart Rate Monitor & Sleep Tracker - Automatically monitor your real-time heart rate, and provide comprehensive analysis of your sleep quality (deep sleep,light sleep and wake up time) to help you develop a healthier lifestyle. Waterproof Fitness Watch & Long-Lasting Battery- Wireless Charging,Eliminate the problem of USB charging port broken. Large capacity and low power consumption design offers longer endurance. It support 7 days of normal use and 30 days standby time. Two bands&DIY Watch Faces- Comes with 2 silicon wrist bands, you can choose according to different situations. And you can build an unique watch face that suit your own style! It has many cool watch faces for you to choose. You can also set your own photo as a custom clock face.