Multiply your computer's connectivity with the UGREEN 4-Port USB 3.0 Hub, instantly adding four high-speed USB 3.0 ports to laptops and desktops while maintaining the blazing 5Gbps transfer speeds that USB 3.0 technology promises for efficient workflows. This practical hub eliminates the frustration of limited ports, allowing you to connect multiple devices simultaneously including flash drives, external hard drives, printers, keyboards, mice, and other USB peripherals without constantly unplugging and swapping connections. The optional Micro USB power port provides additional power for energy-intensive devices like external hard drives and portable SSDs that might not receive adequate power through standard USB connections alone, ensuring reliable operation of all peripherals.