Rate & Sleep Monitoring: Tracks real-time heart rate automatically & continuously and automatically tracks your sleep duration & consistency with comprehensive analysis of sleep quality data, helping you adjust yourself for a healthier lifestyle, All-day Activity Tracking: Accurately record all-day activities like steps, distance, calories burned, active minutes and sleep status, Multi-Sport Modes & Connected GPS: 14 exercise modes help you better understand specific activity data; Connect the GPS on your cellphone can show run stats like pace and distance and record a map of your workout route, Caller ID Display: Important call never miss, See Calls & Messages on Your Wrist, Receive call, calendar, SMS and SNS (Facebook, WhatsApp, LinkedIn, Instagram, and Twitter) notifications on display; never miss the messages that matter, Built-in USB Plug: Easy to charge with any USB block and computer; no charging cable and dock needed; one single charge gives you up to 7 days of working time. Connected GPS Heart Rate Monitor, Sleep Monitor, Calorie Counter, Step Counter, 14 Sports Modes, Remote Camera Call & Message Alert. iOS 7.1 & Android 4.4 above(Smartphone only, not for PC, iPad or Tablet). Battery life with up to 7 days battery life once fully charged, you can move more and charge less. Built-in USB plug enables easy charging without charging cable. Fitness Tracking Counts steps, calories and distance throughout the day, and the vibration alert motivates you to move when you've been sitting too long. Screen: 0.96" OLED Color Screen. Control Method: Touch key control. Waterproof Standard:IP68, swimming, diving available (up to 10ft). Charge Time:2 hours. Working Time: 5-7 days. Material: Soft TPU; Size:9.45 x 0.76 x 0.43 inches, fit for kids and adults. Includes:1 x Fitness Tracker Watch1 x User Manual.