1. Material: fine sheepskin PU material, ABS plastic keyboard
2. Bluetooth 3.0 standard interface, effective operating distance: 10 meters
3. Modulation method: GFSK
4. Working voltage: 3.0-4.2V
5. Working current: <2.5mA
6. Standby current: <0.3mA
7. Sleep current: <40uA
8. Charging current: >200mA
9. Standby time: >100 days
10. Charging time: 3-4 hours
11. Lithium battery capacity: 200mAh
12. Sustainable working time: >100 hours
13. Lithium battery life: 3 years
14. Pressing force: 80 +/- 10g
15. Key life: 5 million clicks
16. Working temperature: -10 - 55 degrees Celsius
17. Product size: 270x175x18mm