5 Gbps speed data transfer: The USB 3.0 hub delivers up to 5 Gbps transfer speeds, fast enough to move large files quickly. It is backward compatible with USB 2.0 (480 Mbps) and USB 1.1 (12 Mbps) for broader device compatibility. Ultra slim 4 port USB hub: Connect up to 4 USB devices such as memory sticks, external hard disks, mice, keyboards, printers, digital cameras, camcorders, speakers, scanners, card readers, and more. Compact design for portability: Ultra thin and lightweight, this hub is designed for travel. Easy to carry in a laptop bag or backpack and convenient for on the go use. Built in protection: Includes surge protection to safeguard connected devices. Overload protection for voltage and current helps protect the hub and all connected devices. Practical use scenarios On the go with a laptop: Expand your workstation by adding a mouse, keyboard, USB drive, and printer from a single hub without blocking other ports. Home or office setup: Quick data transfer between external drives and your computer while keeping devices protected from power surges. Travel and field work: Back up or transfer definition video and other large files from cameras or memory cards to a USB drive or computer efficiently.