With this USB hub, you can improve office efficiency because it has stable data transmission specialty. It is hot-swappable performance that makes it plug-and-play and convenient to use. There are several ports supported by this splitter for simultaneous connection, such as keyboard, mouse, U disk and mobile hard disk, which easily relieves office anxiety. It is constructed of ABS material. The length of this product is 8.5cm and width is 2.4cm. It is ideal to use at home, on working place or during travelling. Item Name: USB Hub Material: ABS Features: Stable Transmission, Easy to Carry, Multiport Interface: Gigabit LAN Port + 3xUSB3.0 Function: Computer Expansion Multi-interface Scope of Application: PC with USB Interface Size Details: L: 8.5cm/3.35", W: 2.4cm/0.94" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x USB Hub