OP11-BS Lambskin Texture Ultra-thin Bluetooth Keyboard Leather Case with Backlight For OPPO Pad 11 inch(Pink)

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: about 2.5mA 6. Standby current: about 0.3mA 7. Sleep current: about 40uA 8. Charging current: about 200mA 9. Standby time: about 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. Type-C charging port 18. Keyboard tri-color backlight