UGREEN 4 port USB sharing switch allows one button swapping between 2 computers to share 4 USB 2.0 peripheral devices without constantly swapping cables or setting up complicated network sharing software. This USB Switch can share the USB devices such as printer, scanner, mouse, keyboard, card reader, flash drive, etc. between 2 computers. 4 port USB switch works flawlessly with Windows 10/8/8.1/7/Vista/XP, Mac OS X, Linux, and Chrome OS. Driver-free, simply plug and play. You can easily switch between 2 computers with a single click on the button with LED indicating the active computer. UGREEN USB Switcher make switch effortless. USB 2.0 sharing switch with a separate micro USB female port for option power, which optimizes its compatibility with more devices, such as HDD, Digital Video Cameras, SSD, etc. Important Note: Please use Standard 5V Adapter (Neither charging cable nor power adapter is included) for powering. Any charger with higher voltage output is Not allowed and may affect the product performance.