<ul><li>Turns 1 USB port into 3! Always flexible and ready for action. </li><li>Keep your hub with you wherever you go. Weighing less than 30 grams, it is extremely thin. </li><li>Reinforced cables, stable outer material and heat-resistant connectors ensure ultimate durability. </li><li>What you get: 3 ports (2 USB 2.0 + USB 3.0) (output); 1 port (input). </li><li>If you have any questions or need help, please write an email and we will get back to you within 24 hours. We offer you a hassle-free guarantee and friendly service. </li></ul> <b>Port Multiplication</b> Daisy-chain multiple hubs to support up to 127 devices. Converts one of your computer's USB ports into 2 USB 2.0 ports and 1 USB 3.0 port. Your computer allows you to connect a keyboard, mouse, thumb drive, or other USB-A devices to your computer or laptop. Excellent Compatibility Compatible with Windows 10/8/8.1/7/Vista/XP and Mac OS X, Linux and Chrome OS. Compatible Interface: Compatible with USB 3.0/USB 2.0/USB 1.0, all 2.5'' SATA III/II/I SSDs and HDDs.