CY12 1.9 inch IPS Screen Smart Watch Supports Voice Calls Health Monitoring 1. APP: COFIT 2. Chip: Jerry 7012 3. Compatible system: support Android 4.4 and above, Apple IOS10.0 and above 4. Heart rate sensor: VC30F 5. Bluetooth version: 5.0 6. Waterproof level: IP67 7. Product process: zinc alloy process 8. Screen size: 1.9 inches 9. Screen resolution: 240x296 10. Screen type: IPS full-view color screen 11. Screen material: glass 12. Total length of wristband: 260mm 13. Battery type: pure cobalt battery + Seiko protection board 14. Battery voltage: 3.7V 15. Battery capacity: 220mAh 16. Battery life: 7-10 days of normal connection and 15-20 days of standby. (Connection and use depend on personal usage) 17. Charging method: magnetic charging 19. Charging time: about 2 hours 20. Support AI voice assistant, offline Alipay, breathing training, dial push, stopwatch, brightness adjustment, multi-sports mode, sleep, heart rate, blood pressure, blood oxygen, wallet, business card, information, remote music, remote photo taking, weather, Bluetooth call, Bluetooth music playback and other functions 21. Support English, Chinese, Traditional Chinese, Danish, Greek, Latin, Romanian, Turkish, Hebrew, Czech, Polish, Spanish, German, Russian, Portuguese, French, Japanese, Italian, Vietnamese, Korean, Arabic, Persian, Thai and other languages