1. Compatible system: Android 5.0 and above, iOS 9.0 and above
2. Screen: 1.39 inch AMOLED screen, 454x454 resolution, PPI 326
3. Battery capacity: 790mAh
4. Material: metal + plastic
5. Safety protection: 5ATM swimming class waterproof
6. Working time: 25 days max
7. Charging time: about 2 hours
8. Bluetooth: 2.4 GHz, Bluetooth 5.1, support BLE/BR/EDR
9. Support blood oxygen, heart rate and sleep monitoring, 15 professional sport modes + 85 customized sport recording, GPS positioning
10. Size: 48x48x13.6mm
11. Weight: about 45.5g (without watchband)
12. Packing list:
- Smart watch x 1
- Charging base x 1
- Charging cable x 1
- User manual x 1
