1. Long battery life of 10 days, low power consumption
2. 24-hour tracking of blood oxygen concentration
3. Autonomous heart health management
4. IP68 waterproof
5. Bluetooth version: 5.0
6. Display: 1.3-inch TFT color screen, 240x240 resolution
7. Battery capacity: 170mAh
8. System requirements: Android 5.0, iOS10.0 and above
9. The main body size is 4x3.5x1cm, and the body thickness is 8.5mm
10. Net weight: 42.5g