Aluminum Bi-Directional USB 3.0 SwitchThe USB switcher allows one button swapping between 2 computers to share 1 USB 3.0 peripheral devices.OR switch 2 USB devices for 1 computer. No extra power supply required, no need to install drivers. High-quality Aluminum shell is more durable, anti-fingerprint, and accelerates heat dissipation. Multiple Device Sharing & Reduce Repeated UnpluggingViagkiki USB switch selector widely support switch most USB devices between 2 PCs,such as printer, scanner, mouse, keyboard, card reader, flash drive,external hard disks,webcams and more. Reduce repeated plugging and unplugging, saving a lot of time and trouble,and improve work efficiency.