Description: 1.0.96inch OLED large screen, touch control button 2.Real-time static/dynamic heart rate monitoring 3.Sports & Fitness: Distance, Pedometer, Calorie, Fitness Goal Setting, Fitness Information Sharing 4.IP67 Waterproof: waterproof & dustproof, wear it while raining, hand washing without removal 5.Call/Message reminder: Vibrate to remind you of incoming call of your iOS & Android phones via bluetooth connection 6.Sleep Monitor: Track and analyze your sleep quality from the moment you fall asleep, to the length of deep sleep you experience. 7.Sedentary alert 8.Time & Alarm clock 9.Anti-lost: alert when phone exceed the range 10.Remote Camera: Remotely control your phone camera and extend your selfie distance within 10meters 11.Bluetooth function 12.Battery level display Specifications: Item Size:43x18x12mm Waist Band Size: 245x19.4x12.8mm Strap Material: TPU Charging:USB dire ct charging Color: Black,Dark Blue,Purple,Red,Green Display:0.96 inch LED Motor: built in for vibration reminder Heart Rate: can monitor static, dynamic Battery Capacity:45mAh Charging Time:About 1-1.5 hours Standby:Work for about 7days, or standby for about 15 dayss after each full charge Wireless Distance: 5m~10m Operation Method:Touch button Compatibility:Support Android & iOS phones OS Requirement: Android 4.4 and above, iOS 7.1 and above, bluetooth 4.0 Data Sync: bluetooth data sync to phone app Data Storage: can keep 7-day exercise data APP languages: Chinese, English, Spanish, French, Dutch, Portuguese, German, Russian, Turkish, Japanese, Persian, Arabic, Malaysian, Thai. Package Included: 1*Smart Bracelet 1*User manual