This is for a use 4 Port Portable USB 3.0 Hub. This USB 3.0 hub is small enough to fit in your pocket so you will have four extra ports for your laptop wherever you are. USB 3.0 4 Port HUB - 172 USB HUB.
This product would be ideal for users who need to connect multiple devices to their computer but only have one available USB port, such as students using their computers for homework or professionals managing their digital files.
