Fangrui Product Details 1. H-102s Monochrome Backlight Bluetooth Keyboard Leather Case With Rear Three-fold Holder For Ipad 10.2 2020 & 2019 Pro 10.5 Inch(rainbow) 2. Features: 3. Not Only A Protective Case, Built-in Bluetooth Keyboard, More Powerful 4. The Keyboard And Leather Case Can Be Separated Design 5. Bluetooth Chip, Fast Speed, Low Power Consumption, Stable 6. Precise Cutting, Easy Access To All Buttons And Ports, Providing You With Smooth Operation 7. Tri-fold Bracket And Pen Slot Function, Easy To Use 8. Monochromatic Backlight Function Adds To The Atmosphere Of The Game 9. Easy To Insert And Remove 10. Tablets And Stylus Are Not Included 11. Specifications: 12. Bluetooth Version: 3.0 13. Effective Operating Distance: 10 Meters 14. Modulation Method: Gfsk 15. Working Voltage: 3.0-4.2v 16. Working Current: Less Than 2.5ma 17. Standby Current: Less Than 0.3ma 18. Sleep Current: Less Than 40 Microampere 19. Charging Current: More Than 200ma 20. Standby Time: More Than 100 Days 21. Charging Time: 3-4 Hours 22. Lithium Battery Capacity: 200mah 23. Sustainable Working Hours: 100 Hours 24. Lithium Battery Life: 3 Years 25. Button Force: 80+-10g 26. Button Life: 5 Million Clicks 27. Working Temperature: -10-55 Degrees Celsius