For iPad Air 2022 2020 T89 Magic Suspended Bluetooth Keyboard Leather Case(Black)1. Material: PU leather + ABS + aluminum alloy 2. Weight: about 680g 3. Dimensions: 248mm x 194mm x 16mm 4. Connection method: Bluetooth 5.2 5. Charging interface: Type-C 6. Operating distance: 10m 7. Working current: less than 10mA 8. Charging current: 240mA 9. Lithium battery capacity: 500mAh 10. Charging time: about 3 hours 11. Standby time: about 90 days 12. Product function: keyboard input touch gesture 13. Magnetic adsorption design, just put and suck, stable and not easy to fall. 14. Built-in large-capacity lithium battery, fast charging and long battery life. 15. The suspension bracket design can easily adjust the viewing angle that suits you. 16. Made of ultra-fine fiber, it is wear-resistant, breathable, and aging-resistant, and can be used for a long time.