This item is manufactured with premium ABS material for durable and use. Easily add 4 USB 2.0 super ports to your PC and transfer efficiently. It is designed specifically for mini laptop users, , notebooks, desktop and tablets for super-speed data transfer connection. Operation is simple, just plug and play. Feature - Color: Black. - Material: ABS. - Size: About 10.5 x 3.5 x 2.5 cm (LxWxH). - 4 Ports high USB 2.0 HUB, single interface supply current up to 500mA. - Maximum data transfer rate is up to 480mbps. Backwards compatible with USB 1.0/1.1 devices. - With LED indicator for working power status. Plug and play, simple operation. - Compact and lightweight for portable use. Great data hub for your laptop, notebook, , desktop, tablet PC, mini PC, HTPC and so on. - Suports 95/ 98/ 98SE/ Vista / XP / ME / 2000 / /10/ 8/ 7; 8.1 or above (Driver is required for 95/ 98/ 98SE system). - WARM TIPS: Please note that USB hub is mainly for data transmission, not for charging. When the hub is used as a charging device, the may be slow, or will not work. Package list: 3 x USB Hub