This portable usb 30 hub expands your laptop or desktop connectivity by adding four usb type a ports through a single usb type ctrade or thunderbolttrade 3 port and because itrsquos usb bus powered you donrsquot need to connect an external power adapter which makes travel more convenient and workstations less cluttered take it with you wherever you go with its compact design you can take this portable usb ctrade hub anywhere you go itrsquos easy to tuck into your laptop bag and only