Voscale 3 Port USB 3.0 Hub with SD/TF Card Reader Night Breathing Light (White Blue) Voscale USB Hub have sticky Silicone on the bottom, can be stablely standing on your table, easier to Insert and Pull out. Clean elegant Technological design. Breath lighting in the night . High speed transmission. Compatible with 2T hard disk. Line length 94cm. Support for Windows 8/ 7/ Vista/ XP, Mac OS X 10.8.4