all aluminum USB hub with durable metal housing All aluminum construction with fine craftsmanship provides rugged protection against breakage and is more durable than plastic while keeping a sleek, professional look. Compact and portable Mini size makes it easy to carry and helps keep your desk clean. Ideal for travel, remote work, and onthego productivity. Powerful charging and versatile connectivity The hub can charge up to four phones simultaneously, offering a convenient power solution for shared workspaces, families, or dorm rooms while still enabling data transfer for connected devices. Fiveinone hub with fast data transfer 1 x USB 3.0 port for fast data transfer 2 x USB 2.0 ports for peripherals 1 x SD card slot 1 x TF (microSD) slot Fast, efficient data transmission with minimal waiting Use scenarios Desktop workstation: extend USB connectivity for keyboard, mouse, USB drives, and SD/TF card transfers from cameras or devices, while also charging a phone or tablet as needed. On the go and travel: compact hub that fits in a bag, providing convenient USB access for peripherals and charging while you work from a laptop in cafes or airports. Photo and media workflows: quickly import photos or videos from SD and TF cards to your computer, while keeping devices charged and ready for use.