This is the USB C 3.2 Gen2 HUB 4k@60hz 100W is very suitable for tablets and laptops. It is mainly very compact, convenient and easy to carry. Simultaneously possessing super powerful functions! I strongly recommend it to everyone USB 3.2 Gen 2 Type-A (10Gbps high-speed transmission) HD( 4K@60Hz Supports HDR/3D and PD 100W fast charging interface Transfer speed: 10Gbps (USB 3.2 Gen 2) vs 5Gbps (USB 3.0), twice as fast Charging efficiency: FOR Pro 12.9inch takes about 3 hours to charge to 98%, 11Inch takes about 2.5 hours, and Air 4 takes about 2.2 hours (laboratory data) Specifications: Compatible Systems:FOR /for MacOS/Linux/Others/Chrome OS/iOS/Android Compatible Game Console:FOR /for /for Alloy/for X/for Legion Compatible PC Devices:FOR Laptop Funtion:Reader,Card Reader,USB-A,USB-C,for ,Charging,-Compatible/Card Reader Standard:USB 3.2 Gen2 Interface Type:USB 3.2 GEN 2 (The product printed words depending on the batch, but this does not affect use) Color:As Shown Material:ABS Package Contents: 1 * 4K 60Hz -compatible HUB Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.