1. Size: 1.39 inch full fit high-definition 360 * 360 circular dial
2. Battery capacity: 400mAh
3. Sincere and sincere blood oxygen monitoring, customized and colorful interface, multiple exercise modes
4. CPU: Ruiyu Realtek 8762DT 5.1
5. Heart rate sensor: 3605 (sincere and sincere blood oxygen)
6. Working time: 5-6 days
7. Waterproof level: IP68
8. Charging method: magnetic suction charging
9. Charging time: around 2.5h
10. Memory: RAM: 192KB ROM: 128M (external flash)
11. Gravity sensor: SC7A20
12. Size: 47 * 13.7mm
