5-in-1 USB hub with SD card reader] Expands one USB port to four USB ports and two card slots. Reverse compatible with USB 2.0 / USB 1.0. High Data Transfer UAB SD Card ReaderSupports transfer speeds up to 5Gbps (USB 3.0), USB 2.0 up to 480Mbps. Lets you transfer HD movies in seconds. Supports reading and writing two cards at the same time, realizing card-to-card data. Individual Switches and LEDsEach port has a built-in switch and LED indicator, enabling you to turn individual USB ports on and off without having to unplug the device, providing a clear and easy way to see what's working. Eliminate the hassle of constantly switching between devices. Plug & Play] - Plug & Play, no installation required; hot-swappable. Compatible with Windows 10/8/8.1/7 / Vista / XP and Mac OS X, Linux, Chrome OS and more. Mini USB Hub with SD Card ReaderThis compact USB hub is small enough for work and travel. Size: 10.5cm*4.5cm*1.5cm (4.13 inches * 1.77 inches * 0.59 inches), Weight: 44 grams (1.55 ounces).