Z11BS Pen Slot Backlight Bluetooth Keyboard Leather Tablet Case For iPad Pro 11 2021/2020/2018(Black) Type-Repair Tools Six-speed height adjustment

Six-speed height adjustment

Round end stylus not scratch or damage your screen

One Package Size 11cm * 7cm * 17cm / 4

Supported protocols: most fast charging protocols such as QC4

High quality WiFi IC Chip for iPhone 5

Z11BS Pen Slot Backlight Bluetooth Keyboard Leather Tablet Case For iPad Pro 11 2021/2020/2018(Black) Type-Repair Tools Six-speed height adjustment1. Bluetooth standard interface 2. Effective operating distance: 10 meters 3. Modulation method: GFSK 4. Working voltage: 3. 7 4. 0V 5. Working current: <8MA 6. Standby current: <0. 3MA 7. Sleep current: <50UA 8. Charging current: >200mA 9. Standby time: >100 days 10. Charging time: 2 3 hours 11. Lithium battery capacity: 420mAh 12. Sustainable working hours: >30 hours 13. Lithium battery life: 3 years 14. Button force: 80+ 10g 15. Button life: 5