Keyboard Case . Bluetooth 3.0 Standard Interface

1. Bluetooth 3.0 standard interface 2. Effective operating distance: 10 meters 3. Modulation method: 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: about 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