1. Functions: Support Alipay payment code/ride code, altitude barometer, training plan, color-deficient games, body temperature, NFC access control, GPS positioning, AI voice assistant, social QR code, Bluetooth calling, Bluetooth music playback, breathing training , Meituo, massive dials, custom dial push, stopwatch, brightness adjustment, multi-sport mode (indoor and outdoor), sleep, real heart rate, blood pressure, blood oxygen, information push, remote photography, real-time weather, find mobile phone (connect to mobile phone Use), password protection, calculator, split-screen display, shortcut widget, weather, alarm clock, multiple menu styles, compass, program dock
2. APP supports languages: English, Simplified Chinese, Traditional Chinese, Russian, German, Italian, French, Polish, Portuguese, Spanish, Korean, Japanese, Thai, Arabic, Indonesian, Vietnamese, Turkish, Persian, Hebrew, Czech, Romanian, Dutch, Danish
3. The watch supports languages: English, Simplified Chinese, Traditional Chinese, Russian, German, Italian, French, Polish, Portuguese, Spanish, Korean, Japanese, Thai, Arabic, Indonesian, Vietnamese, Turkish, Persian, Hebrew

Parameters:
1. Chip: SF32LB551 (Sich)
2. Heart rate sensor: HRS3301
3. Andiord system: supports Android 4.4 and above
4. iOS system: Apple IOS 8.4 or above
5. Bluetooth: Bluetooth 5.0+Bluetooth 3.0
6. Waterproof level: IP68
7. Product technology: zinc alloy + IML
8. Screen size: 2.2 inches
9. Resolution: 458 x 518
10. Screen type: IPS full-viewing color screen, narrow bezel
11. Screen material: G+F touch screen, Panda explosion-proof glass
12. Total length of wrist strap: 150-260mm
13. Wristband material: silicone strap/nylon strap
14. Battery type: lithium battery
15. Battery voltage: 3.7V
16. Battery capacity: 400mAh
17. Battery life: 3-5 days of normal connected use, about 60 days of standby
18. Charging method: wireless charging
19. Charging time: about 2.5 hours
20. App: Wearfit Pro