1、Thickened PCB Board: USB 2.0 printer switcher adopts thickened PCB board, sturdy soldering and stable transmission. Compact and portable, easy to use. 2、Durable Case: USB printer switch case is made of unique polymer material, high temperature resistant, durable and sturdy, longer service life. 3、Plug and Play: Bidirectional USB switch does not require external power supply, USB cable direct power supply, plug and play, no drivers need to be installed 4、One Button Switch: The USB 2.0 switch is designed to switch between two computers with one button, making your work more efficient and your desktop tidier. 5、Bidirectional Switch: This compact USB 2.0 switcher allows you to share a USB device such as printer, scanner, mouse, keyboard, card reader, flash drive and other USB deivce between 2 computers.