Ultra Slim 4 Port USB HubSlim 4 port USB hub for connecting up to 4 USB devices, e.g. Memory sticks, hard disks, mice, keyboards, printers, digital cameras, camcorders, speakers, scanners, card readers, etc. No need to install, plug and play.5Gbps HIGH-SPEED DATA TRANSFERUSB 3.0 hub supports 5 Gbps stable data transfer, it is fast enough to transfer an HD movie in seconds. and is compatible with the transmission speed of 480Mbps (USB 2.0) and 12Mbps (USB 1.1).IDEAL ON THE GO - Take your USB hub with you wherever you go. Lightweight and Ultra-thin, compact travel format, easy to carry in laptop bags or backpacks.PROTECTION AND STABILITY Designed with built-in surge protection to keep your devices safe. The overload protection for voltage and current protects the HUB and all connected devices.IMPROVE EFFICIENCYPlug and play, supports hot-plugging, drive-free, compatible with various versions of windows, mac os 10. x and above, linux, android, and other systems.