Description: 1. Bluetooth 3.0 standard interface 2. Effective operating distance: 10 meters 3. Modulation mode: GFSK 4. Working voltage: 3.0-4.2V 5. Working current: <2.5mA 6. Standby current: <0.3mA 7. Sleep current: <40uA 8. Charging current: >200mA 9. Standby time: >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. Key force: 80 ±10g 15. Key life: 5 million clicks 16. Operating temperature: -10 -+55° 17. Keyboard with trackpad 18.Type-C charging port Compatible Model:For Lenovo Tab P11 2nd Gen TB-350FU/XU Tbalet 11.5" Package list (Tablet Not Include): 1 X Case Cover 1 X Bluetooth Keyboard 1 X Charging Cable