Effortless expansion This 4in1 USB hub attaches to your laptop and provides four USB 3.0 ports, enabling multiple devices to connect at once and expanding your laptop's interface. speed data transfer USB 3.0 supports speeds up to 5 Gbps, delivering quick data transfers and a smoother workflow for daily tasks and file management. Durable construction Aluminum alloy shell provides effective heat dissipation, reinforced strength, and stable longterm performance to protect the internal circuitry. Portable and lightweight Compact design makes the hub easy to carry with your laptop, so you can enhance connectivity wherever you go. Compatibility Designed to work with laptops and USB devices that support USB 3.0. Use scenarios Office or home workspace: connect a keyboard, mouse, USB drive, and webcam to extend your laptop's capabilities. On the go: add a flash drive or external hard drive for fast data transfer during meetings or travel. Education or meetings: pair a presentation dongle, printer, or other USB peripherals as needed.