Bluetooth Keyboard Leather Case for Samsung Galaxy Tab S9 FE

Bluetooth Keyboard Leather Case For Samsung Galaxy Tab S9 FEBluetooth Keyboard Leather Case 1. BT 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: Greater 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. Working temperature: -10 to 55 degrees Celsius 17. Product size: 26.4 x 19.5 x 2.2cm 18. Weight: 582g