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 & Play, no installation, hot-swappable, compatible with Windows 10/8/7/Vista/XP, Mac OSX 10.2 (and above) etc.