MK28 IP68 Sports Fitness Waterproof Men's Smart Sports Watch for Android Ios The main parameters: Chip: RTK8762C Screen: 1.28 inches IPS full screen Resolution: 240*240 Battery capacity: 230mAh polymer battery battery life:( Normal use) 8-12 days, (Standby time) 12-25 days Information pulse: phone calls, text messages, Twitter, Facebook, etc. Waterproof: IP68 standard waterproof and Dustproof- Compatible operating system: Android and IOS Customization ability: Android 4.4 / ios 8.0 system and above Method to connect: smartphone via Bluetooth 5.0 Connect to the application. Application: FitCloudPro Sports modes: running, walking, climbing, cycling, basketball, football Warranty: 1 year warranty Excellent features: Pedometer, sleep, weather, call reminder, multiple exercise modes, stopwatch, music control, sedentary reminder, drinking reminder, alarm clock, information button Language: English, German, Russian, Spanish, Portuguese, French, Japanese, Italian, Polish, Vietnamese, Dutch, Czech, Danish, Hungarian, Swedish, Vietnamese, SFPC, etc. View language: Chinese, English, German, French, Italian, Spanish, Japanese, Polish, Russian, Portuguese, etc. Contain: 1X Watch 1X Manual