For iPad Pro 12.9 2020/2021/2022 Nillkin Bumper Combo Keyboard Case with Backlight

1. Bluetooth version: Bluetooth 3.02. Effective operating range: within 10 meters3. Working voltage: 3.0-4.2V4. Lithium battery capacity: 500mAh5. Backlight mode: 14h6. Non-backlight mode: 100h7. Detachable keyboard design with adjustable stand8. Full metal camera cover and 1.1mm raised bezel to avoid scratches and effectively bump9. 110-180 degree stepless adjustment bracket, strong mechanical hinge10. Thickened PC backplane greatly improves the anti-bending ability