1. Main chip: Realtek8763EW
2. Acceleration sensor: STK8321
3. PPG heart rate sensor: LC11S
4. Touch IC: 816D
5. Touch mode: full touch
6. Motor: flat motor
7. Speaker: AAC hi-fi speaker
8. Display: 1.52 inch TFT round screen
9. Resolution: 360 x 360
10. Flash size: 128M
11. Bluetooth version: 5.2
12. Bluetooth antenna: FPC
13. Battery capacity: 380mAh lithium battery
14. Charging method: magnetic cable charging
15. Use time: about 5 days
16. Standby time: about 23 days
17. Charging time: about 2.5h
18. Supported languages: Simplified Chinese, Traditional Chinese, English, Russian, Indonesian, German, Italian, Czech, Japanese, French, Polish, Portuguese, Spanish, Arabic, Korean, Dutch, Hindi
19. Health monitoring: heart rate detection, heart rate timer monitoring, blood pressure detection, blood oxygen detection, blood oxygen timer monitoring, sleep monitoring, breathing training
20. Standard functions: step counting, exercise distance, calorie consumption, hand-raising screen, wrist-rolling screen
21. Exercise mode: support running, cycling, walking, skating, free training, ball, hiking, yoga, swimming, etc.
22. Reminder function: alarm clock, sedentary, incoming calls, SMS, WeChat, Skype, Whatsapp, Facebook, Gmail, etc.
23. Other functions: Bluetooth call, watch direct dialling, watch address book, music playback, countdown, timer, calculator, split screen, music control, find mobile phone, find watch, stopwatch, remote control photo, weather, screen brightness adjustment, sports track, women health
24. Material: ABS, PC, zinc alloy, glass, silicone
25. Waterproof rating: IP68
26. Strap length: about 22cm
27. Size: diameter about 51mm, thickness about 13.5mm
28. Weight: about 55g