USB port laptops, Type-C port laptops, some tablets and mobile phones, all available Multi-Port Expansion: Features three USB 3.0 ports that support high-speed data transfer up to 5Gbps. Connect multiple devices simultaneously without any lag Compact and Portable: design makes it an ideal travel companion for professionals . Easy to carry and Plug and Play: No additional software installation required, just plug in and enjoy seamless connectivity Hign-concerned Chemical:None Model Number:Gigabit USB 3.0 Network Card Hub Standard:USB 3.1 Interface Type:USB Type-C Ports:4 (The product printed words depending on the batch, but this does not affect use) Color:As Shown Material:Aluminum Alloy Package Contents: 1 * USB 3.0 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.