Characterized by USB 3.0 high speed transmission and independent switch design, this USB hub can provide you with wonderful usage experience. It is worthwhile to buy this USB hub because it can offer you enough USB interfaces to bring convenience for your work. It is constructed of ABS material. The length of this USB hub is 8.5cm, the width is 3cm and the height is 1.5cm. It is suitable for USB flash drive, mouse, keyboard, removable hard disk, USB adapter, USB fan, and USB camera and so on.Support four ports to drive at the same time. Item Name: USB Hub Material: ABS Features: Plug And Play, Portable, Convenient Working Voltage/Current: 5V/900MA Single Port USB Output: Maximum 900MA Size Details: LxWxH: 8.5cm x 3cm x 1.5cm/3.35" x 1.18" x 0.59"(Approx.) Line Length: 16cm/6.3" (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