4 in 1 USB Hub USB hub all-aluminum body. Fine craftsmanship, Rugged metal housing protects against breakage and is more durable than plastic. It also has a thin and light body, which makes it portable convenient. Fast data transfer 1 Port USB 3.0 Hub, 3 Port USB 2.0, With USB3.0,the data transmission speed can reach up to 5Gbps, and it is compatible with USB A 2.0 and below. With USB2.0,transfer data rate up to 480Mbps. Mini portable & wide range of uses Plug & play, no additional driver needed; Easy to carry, More enjoyable work and play. Hub Extensions meet the multi-port expansion requirements of the device. Charging, USB flash drive, mouse, keyboard. You can easily use more USB A peripheral devices at the same time. With a USB C Adapter Equipped with a USB C (Male) to USB 3.0 (Female) adapter. Plug usb c end of the adapter into a usb c port and then connect your flash drive or other standard usb a device. Simply plug in and no installation needed. 12-months warranty