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
