<ul><li><p>4 USB3.0 ports, which meet your requirements for more devices and protect precious original port</p></li><li><p>USB3.0 transfers data up to 5 Gbps, 10 times faster than USB2.0, setting aside more time to do what else you want, stronger power supply ensuring efficient and stable transmission</p></li><li><p>With high gloss mirror finish is built in soft blue LED power indicator to show operating status, which perfectly matches your Mac, Ultrabook, Surface and large-size cellphone</p></li><li><p>Small size, easy to carry</p></li><li><p>Compatible with Windows / Linux / Mac OS and etc, no driver needed, plug and play</p></li></ul><p><strong>Specifications:</strong></p><ul><li><p>Material: ABS</p></li><li><p>Port: 4 SuperSpeed USB3.0 Ports</p></li><li><p>Controller: Via-Labs VL812</p></li><li><p>Data Cable: 0.3M USB3.0 cord</p></li><li><p>Driver: Driver not required</p></li><li><p>Supported System: Windows XP, Vista, 7, 8, 8.1, 10, Mac OS and Linux</p></li><li><p>Dimension: 105 x 38 x 24.5mm</p></li><li><p>Product Approval: CE, FCC, RoHS</p></li></ul>