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 5 Gbps (usb 3.0), USB 2.0 up to 480 Mbps. It only takes seconds to transfer the HD movie or large files with multi usb port. Individual ON/OFF power switch- - atolla multiple USB Hub has anti-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: 10.5cm4.5cm1.5cm, It is very small and easy to put in computer bags. One of the best accessories for you. occupy less space. USB 3.0 Hub Support Hot Swap- - Plug andamp; Play, no installation, hot-swappable, compatible with Windows 10/8/7/Vista/XP, Mac OSX 10.2 (and above) etc. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.