For Microsoft Surface Pro3 / Pro4 / Pro 2017 / Pro6 / Pro7 Universal Magnetic Adsorption Bluetooth 3.0 Keyboard Leather Tablet Case

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: less than 2.5mA

6. Standby current: less than 0.3mA

7. Sleep current: less than 40uA

8. Charging current: more than 200mA

9. Standby time: more than 100 days

10. Charging time: 2-3 hours

11. Lithium battery capacity: 350mAh

12. Sustainable working hours: more than 100 hours

13. Lithium battery life: 3 years

14. Button force: 80-+10g

15. Button life: 5 million clicks

16. Working temperature: -10-+55 degrees Celsius

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