Product Parameters 2. Dimensions: 45.5mm in diameter, 10mm in thickness.3. Screen size: 1.28 inch4. Resolution: 240*2405. Chip: DA146836. Heart Sensor: SC7R3117. G-sensor: SC7A208. Memory: 64MB9. Bluetooth: 4.010. Battery Capacity: 220mAh11. Battery Life: 7 days12. Standby Time: 30 days13. Operation Way: full-touch+side button14. Waterproof: IP6715. APP?DaFit16. System requirements?IOS 9.0 or above/Android 5.0 or above Functions 1. Keep an eye on your health:Heart rate/blood pressure/blood oxygen monitoring, sleep tracker, sedentary reminder, water reminder, etc.2. A good helper for workout:Pedometer, distance/calories burned, sports modes.3. A good helper for daily life:Decline incoming calls, sync notifications (incoming calls, texts, social media, etc.), alarm, camera remote, raise wrist to wake watch, stopwatch, find my phone, weather, multiple watch faces. Languages UI languages: English, Chinese, Spanish, Portuguese, German, French, Russian, Italian, Thai, Dutch, Czech, Turkish, Malay, Polish, Japanese.App languages: Chinese, English, Japanese, Korean, French, German, Russian, Polish, Spanish, Portuguese, Dutch, Arabic, Czech, Greek, Hindi, Hungarian, Italian, Turkish, Thai, Croatian. Package List MISIRUN Smart watch*1Original Charging cable*1User manual*1