If you're looking for a USB hub, don't miss ours. It features 7 USB 3.0 ports and 1 charging port, meeting your diverse work or study needs. This functional and practical USB hub offers great convenience. Features Color: Gray. Material: Aluminum Alloy. Size: Approx. 15.50X6.30X3.00cm / 6.09X2.48X1.18in. Function: Data Transfer, Charging. Interface Type: 7-Port USB 3.0 + 1 Charging Port. Compatible System: Compatible with Windows, Mac, Linux series. Power Supply: 5V / 3A. Power Supply Interface: DC round port. Power Supply Cable Length: Approx. 1m. Splitter Cable Length: Approx. 1.5m. 7-Port USB 3.0 (blue port) with charging and data transfer capabilities. 1 USB charging port (red port) offers only charging function, with a maximum current of 2.4A, and requires a power supply. Useful and practical, it can charge eight ports simultaneously and support charging for 8 mobile phones. Compact and portable, it's burden-free for going out and more convenient for business trips. The USB hub solves the problem of limited external interfaces on your computer.