KT79 1.96 inch Color Screen Smart Watch, Support Bluetooth Call Health Monitoring About Product 1. Chip:JL7012F6 2. Bluetooth version: BLE 5.3 3. Screen resolution: 240 x 282 4. Battery capacity: 430mAh 5. Waterproof level:IPX8-3ATM 6. Charging method: magnetic charging 7. Charging time:2.5 hours 8. Standby time:25 days 9. Using time:7 days 10. Compatible system: Android6.0 or above, iOS10.0 or above 11. APP:Da Fit 12. APP support languages:English, Simplified Chinese, Japanese, Korean, German, French, Spanish, Arabic, Russian, Traditional Chinese, Ukrainian, Italian, Portuguese, Dutch, Polish, Swedish, Finnish, Denmark, Norway, Hungary, Czech, Bulgaria, Romania, Slovakia, Latvia, Indonesian, Thai, Turkish, Vietnamese, Hindi, Pashto, Lithuanian Estonian, Slovenian, Croatian, Greek, Filipino, Hebrew, Malay, Serbian, Persian 13. Watch support languages:English, Simplified Chinese, German, French, Spanish, Arabic, Russian, Ukrainian, Italian, Portuguese Main Function 1. Heart rate monitoring,blood pressure monitoring,blood oxygen monitoring 2. Step,distance,calorie 3. Sleep monitoring (sleep duration, sleep quality) 4. Voice assistant, message push, information storage,weather push 5. Stopwatch, timer, calculator, camera remote control, music control, female health 6. Search for bracelets, time formats, do Not Disturb mode time slots, flip wrist to highlight screen