Z11B Pen Slot Bluetooth Keyboard Leather Tablet Case For iPad Pro 11 2021/2020/2018 (Sky Blue) Filter-Blank Disc the transmittance of the lens

the transmittance of the lens material is close to 92%

integrated mechanical welding system

Six-speed height adjustment

This display allow you to charge the phone when it is displaying to customers

UHF female to SMA male cable

Z11B Pen Slot Bluetooth Keyboard Leather Tablet Case For iPad Pro 11 2021/2020/2018 (Sky Blue) Filter-Blank Disc the transmittance of the lens1. Bluetooth standard interface 2. Effective operating distance: 10 meters 3. Modulation method: GFSK 4. Working voltage: 3. 7 4. 0V 5. Working current: less than 8MA 6. Standby current: less than 0. 3MA 7. Sleep current: less than 50UA 8. Charging current: greater than 200mA 9. Standby time: more than 100 days 10. Charging time: 2 3 hours 11. Lithium battery capacity: 200MA 12. Sustainable working hours: not less than 30 hours 13. Lithium battery