1. Weight: 472g
2. Dimensions: 29.2 x 15.5 x 2cm
3. Features: own card slot, multi-device compatibility, Bluetooth connection, chocolate button, built-in lithium battery, multi-device switching
4. Interface type: USB
5. Transmission method: Bluetooth 3.0
6. Transmission distance: about 10m
7. Battery capacity: 280mAh
8. Working hours: about 93 hours
9. Key life: 3 million times
10. Charging time: about two hours
11. The integrated card slot has a thickness of about 12.5mm, supports 9.7 inch iPad horizontally, and has an elevation angle of about 110 degrees. It is more comfortable to watch and read.