uxcell 54cm 21" Cable Hi-speed 4 Ports USB 3.0 Hub White for PC Computer Product Name : USB Hub;Ports : 4;Interface : USB 3.0 Cable Length : 54cm / 21";Hub Size : 8 x 4.5 x 1.5cm / 3" x 1.8" x 0.6" (L*W*H) Plug : US Plug;Power : AC 110V-240V Main Material : Plastic, Metal;Color : White, Blue, Black Net Weight : 103g;Package Content : 1 x USB Hub