OP12-AS Lambskin Texture Ultra-thin Bluetooth Keyboard Leather Case with Touchpad & Backlight For OPPO Pad Air 10.4 inch(Black)

1. Bluetooth 3.0 standard interface
2. Effective operating distance: 10 meters
3. Modulation method: GFSK
4. Working voltage: 3.0-4.2V
5. Working current: less than 2.5mA
6. Standby current: less than 0.3mA
7. Sleep current: less than 40uA
8. Charging current: greater than 200mA
9. Standby time: more than 100 days
10. Charging time: 3-4 hours
11. Lithium battery capacity: 450mAh
12. Sustainable working hours: 100 hours
13. Lithium battery life: 3 years
14. Button force: 80 +-10g
15. Button life: 5 million clicks
16. Operating temperature: -10 - +55 Degrees Celsius
17. Keyboard with trackpad
18. Keyboard with three-color backlight