1089A Magnetic Charging Bluetooth V3.0 Keyboard + Microfiber Leatherette Tablet Case for Microsoft Surface Pro 3 / 4 / 5 / 6(Black)

1. Bluetooth 3.0 standard interface
2. Effective distance within 10 meters
3. Lithium battery capacity: 350mAh
4. Charging time: 2-3 hours
5. Sustainable working hours: 35 hours
6. Standby time: 100 days
7. Working voltage: 3.0-4.2V
8. Working current: <2.5mA
9. Standby current: <0.3mA
10. Sleep current: <40uA
11. Charging current: >200mA
12. 5 million button click life
13. Product size: 29.6x22x7mm