4 Port USB 3.0 Hub: Transform one of your computer’s USB ports into four with this USB hub,asily connect mouse, keyboard, camera, USB flash drive, printer and more. Note: This hub not for charging devices because USB3.0 Port it support output Max Current only 900mA. Charging very slowly | Ultra slim & Advanced Chipset: Hub usb 3.0 advanced Chipset with good thermal design, will not heat even if used for long time | USER-FRIENDLY DESIGN: The usb hub built-in LED indicator lets you know the working status easily. Built-in USB Cable allows it to work out of the box. Lightweight & slim design makes it a portable solution while on the go. | Compact and Lightweight: Pocket size design allows you to take it on the go, connect with your laptop and access to your USB devices anytime. | WORRY-FREE SERVICE: All our 3.0 usb hub come with a 18 months warranty If you have any questions about our product, please feel free to contact with our reliable customer service, we will reply you within 24 hours. Package: 4 port usb hub x1