Bluetooth Keyboard and Mouse Specifications: 1. Bluetooth 3.0 standard interface 2. Effective operating distance: 10 meters 3. Modulation : 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: 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. Button force: 80 10g 15. Button life: 5 million clicks 16. Working temperature: -10 -55 Material:PU leather + silicone + plastic colour:Lavender Grey Package Contents: 1 x Tablet case 1 x Bluetooth keyboard 1 x Bluetooth mouse 1 x USB charging cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.