Fangrui Product Details 1. Ultra-thin Detachable Bluetooth Keyboard Leather Tablet Case With Touchpad 2. Multi-angle Stable Support To Meet The Needs Of Different Angles. 3. Detachable Keyboard, More Convenient To Use. 4. All-round Protection, To Prevent The Four Corners Of The Equipment From Bumping, Wear And Tear. 5. Low-noise Keys Do Not Disturb Others. 6. Bluetooth Chip, Stable Connection, Fast Speed And Low Power Consumption. 7. Keyboard With Touchpad 8. Parameters: 9. Bluetooth 3.0 Standard Interface 10. Effective Operating Distance: 10 Meters 11. Modulation Mode: Gfsk 12. Working Voltage: 3.0-4.2v 13. Working Current: Less Than 2.5ma 14. Standby Current: Less Than 0.3ma 15. Sleep Current: Less Than 40ua 16. Charging Current: Greater Than 200ma 17. Standby Time: Greater Than 100 Days 18. Charging Time: 3-4 Hours 19. Lithium Battery Capacity: 200mah 20. Sustainable Working Time: 100 Hours 21. Lithium Battery Life: 3 Years 22. Key Force: 80+-10g 23. Key Life: 5 Million Clicks 24. Working Temperature: -10 -+55 Degrees 25. Type-c Charging Port 26. Product Size: 28 X 20.5 X 2cm