Switchable USB hub with LED indicator: The USB 3.0 hub is designed with an LED indicator for each USB port. Simply close the USB port to avoid the hassle of unplugging the device when you don’t need it.^ 5Gbps data transfer speed: Expand 4 USB 3.0 ports for your desktop or laptop in a few seconds, with a transfer rate of up to 5Gbps, allowing data to move quickly between devices. It is backward compatible with older USB 2.0 devices.^ Stable and safe: The USB splitter is compatible with Windows 10/8/8.1/7/Vista/XP and Mac OS X, Linux and Chrome OS. Plug and play, no driver required. With built-in overvoltage and overcurrent protection, this 4-port USB charging hub can protect your digital devices and data.^ Compact Desigh: A 4-port USB hub with an 8.19 extension cable makes it a good choice for laptops. In addition, the convenient and compact design provides an ideal way to quickly access your USB devices anytime, anywhere.^ You will get: USB 3.0 adapter x 1, instruction manual x 1.