OP12-B Lambskin Texture Ultra-thin Bluetooth Keyboard Leather Case For OPPO Pad Air 10.4 inch(Black)

1. Bluetooth 3.0 standard interface 2. Effective operating distance: 10m 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: 200mAh 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. Type-C charging port