F70 2.1 Inch Screen Smart Watch With Blood SugarBlood Oxygen Monitoring SOS Alarm100+ Sports Modes 1. Key functions: SOS, red light blood oxygen, non-invasive blood sugar, menstrual cycle, call, 100+ exercise modes 2. Daily functions: step counting, distance, calories, voice assistant, heart rate, blood pressure, temperature test, sleep monitoring, breathing training, music playback, stopwatch, timer, calculator, mini-games, time and date settings, weather display, female menstrual period tracking, wrist-raising screen, remote control photography, mobile phone search, call reminder, message reminder, alarm reminder, sedentary reminder, heart rate alarm reminder, standard reminder, water drinking reminder, etc. 3. Watch face: 3 default watch faces + 1 watch face market watch face + 1 custom watch face 4. Menu style: built-in 7 menu styles 5. Mobile phone operating system: iOS: supports 10.0 and above systems, Android: supports 5.0 and above systems 6. Main control: JL7013A + external 64M FLASH 7. Gsencor sensor: STK8321_W 8. Heart rate sensor: TYHX3605-P4 9. Vibration reminder: motor vibration reminder 10. Waterproof level: IP67 11. APP supports 36 languages: English, Simplified Chinese, Traditional Chinese, Arabic, Bengali, Czech, Danish, German, Greek, Spanish, Persian, Finnish, French, Hindi, Croatian, Hungarian, Indonesian, Italian, Hebrew, Japanese, Korean, Lithuanian, Malay, Norwegian, Dutch, Polish, Portuguese, Romanian, Russian, Slovak, Swedish, Thai, Turkish, Ukrainian, Urdu, Vietnamese 12. Watch supports languages: 3 dial languages are default: English, Chinese, Japanese, 9 countries: Simplified Chinese, Traditional Chinese, Japanese, English, German, French, Spanish, Thai, Russian 13. Display: 2.1" square screen Resolution: 280x320 14. Operation: full touch 15. Connection method: Bluetooth 5.3 16. Battery capacity: 3.7V 300 mAh 17. Charging method: magnetic charging cable 18. Charging time: about 2 hours 19. Standby time: 7 days