3 in 1 Computer Laptop Speed 180 Degrees Rotatable USB 2.0 Hubs R for Pc Computer Laptop Black

Description

Especially notice: USB 2.0 Hub is used to extend the quantities of your computer's USB port, it cannot use to charge your phones or tablets, such as iPhone, iPad, iPod. The AC power adapter is used to supply power for the USB hub when you connect some devices which need more power, such as hard drive. Features: 100% Brand new and high quality 3 Ports and 1 Upstream port Compliant with USB version:1.1/2.0/ Supports High-Speed(5G Mbps), Full-speed(480Mbps) and Low-speed(12Mbps) USB device profiles per-port Over-Curret detection and protection (when power adaptor connected) Supplies USB bus power(when power adaptor connected) Automatic switching between self-powered and bus-powered mode Supports Plug & Play Each Hub With ON/OFF Switch,Easy To Control Specification: Bus-power limit current protection: 900mA System requirements: windows XP, vista, win7, Mac OS (10.X or above) Color: black can rotate 180 degrees Package Included: 1 x 3port Super Speed USB 2.0 Hub