Multiple Ports USB 3.0 Hub --- Turns 1 port into 4, Reverse compatible with USB 2.0 / 1.1. Portable for business trip. High Speed Data Transfer Rate --- Super transfer rate up to 5Gbps (usb 3.0), USB 2.0 up to 480Mbps. It only takes a few seconds to transfer HD movie or large files with multi usb port. Individual ON / OFF Power Switch --- Atolla Multiple USB Hub has a non-slip on / off switch for each port without removing the device. With this LED light you can see the working progress of each connected port. Portable Mini Multiple USB 3.0 --- The size of this USB adapter is: 10.5cm 4.5cm 1.5cm, It is very small and easy to put into computer bags. One of the best accessories for you. occupy less space. USB 3.0 Hub Support Hot Swap --- Plug & Play, No Installation, Hot-swappable, Compatible with Windows 10/8/7 / Vista / XP, Mac OSX 10.2 (and above) etc. What You Get: 1 Mini USB 3.0 Hub, 1 User Manual.