Fangrui Product Details 1. A290 For Galaxy Tab A 8.0 T290 T295 (2019) Detachable Bluetooth Keyboard Leather Tablet Case With Stand Function 2. Bluetooth Version: Bluetooth 3.0 3. Features: Abs Chocolate Key Core, Keyboard Can Be Separated, Using Pu Leather, Stylish Atmosphere 4. Features: Fn Combined Multimedia Function 5. Applicable System: Applicable To Galaxy Tab A 8.0 T290 T295 Tablet Computers, Keyboard Supports Ios Android System 6. Support Protocol: Bluetooth 3.0 4.0 1.1 7. Power Supply Method: Connect To The Power Supply Through The Usb Interface For Power Supply 8. Lithium Battery Capacity: 200mah 9. Working Environment Temperature: -10 +- 55 Degrees Celsius 10. Charging Time: 4-5 Hours (the First Charge Needs To Be Fully Charged For 8 Hours, And It Can Be Fully Charged Later) 11. Use Time: 95 Hours 12. Standby Time: 120 Days 13. Key Life: 500 Million Times 14. Effective Operating Distance: 10m 15. Weight: 0.54kg