Are you looking for a professional, yet affordable usb hub? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional usb hub must meet you needs. It is one of the best choices for you. Features - Color: Black.- Size: 5.5 x 2.4 x 1.8 cm.- Material: Plastic.- Classic design, multi-color shell, no indicator light, no external power supply, suitable for desktop and laptop computers.- Hot plug-in support, low power consumption, products suitable for U disk, reader, USB mouse, USB keyboard, scanner, digital camera.- Digital cameras, USB sound cards, hard disk boxes and other devices.- Using the second generation USB HUB controller, no driver, plug-and-play, hot plug-and-play support.- All the first class electronic components are used to ensure the stability of the products.- Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!Packing list: 1 x usb hub