P129 Pro Ultra-thin Detachable Bluetooth Keyboard Leather Tablet Case with Touchpad & White Backlight for iPad Pro 12.9 inch 2021 / 2020 / 2018 / 2017(Black)

1. Number of keys: 78 2. Language: English 3. Battery capacity: 500mA 4. Working voltage: 3.3-4.2V 5. Working current: less than 100mA when backlit, less than 2.5mA when not backlit 6. Bluetooth distance: within 10 meters 7. Support system: iOS 8. Charging socket: type-c 9. Charging current: about 250mA 10. Charging time: about 3 hours 11. Continuous working time: less than 300 hours without backlight, less than 5 hours with backlight 12. Backlight mode: monochrome, white backlight 13. Color: black 14. Weight: about 1060g 15. Product size: 285.6 x 227 x 21.8mm