A07B-AS Lambskin Pen Slot Touch Pad Backlight Bluetooth Keyboard Leather Tablet Case For iPad 9.7 2018&2017 / Pro 9.7 / Air 2(Blue) Filter-Ring Light Flashes Sensor Size 1/3

Sensor Size 1/3

Cable length: about 150 cm

scratch and so on

Automatical protect function will cut off the main machine to protect it if in large current and to prevent

1) The UPT Video Balun supports 4 video channel ( BNC )

A07B-AS Lambskin Pen Slot Touch Pad Backlight Bluetooth Keyboard Leather Tablet Case For iPad 9.7 2018&2017 / Pro 9.7 / Air 2(Blue) Filter-Ring Light Flashes Sensor Size 1/31. 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 15. Button