Are you looking for a professional, yet usb 3.0 hub? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? , ! Our professional hub must meet you needs. It is one of the for you. Features - Color: Silver. - Material: Aluminium. - Size: About 9 x 4.7 x 3cm. - Designed for laptops, tablets and , the USB 3.0 hub with a reader easily expands one USB 3.0 high- into three. - and slots make it easy to read different types of memory CARDS. - USB 3.0 can quickly read large media files to meet the needs of people who need files. - Compatible with Windows XP/Vista / 7/8, 9.1 and later. - compatibility SDXC(up to 2TB), , , Micro SDXC, Micro , Micro ; Downward compatible USB 2.0/1.1. - Power usage alert: 1. For stable operation, the devices connected to this hub should not a combined of 5V 900mAh. 2. It is recommended not to use this USB hub for too many peripherals with high power consumption. Two external 2.5 "hard drives don’t have any extra the USB port to its . 3. This hub is not intended to be used as a stand-alone charger. It is not compatible with other devices with irregular charging requirements. 4. 2.4Ghz wireless devices (such as wireless keyboard and mouse adapters) may not work close to USB 3.0 devices or hubs. Recommended to connect to USB 2.0 port. Package list: 1 x USB3.0 HUB