Simply click the button to switch between two computers, designed with 2 LED indicators to let you know which computer is in control now. Compatible with 10 / 8 / 8.1 / 7 / Vista, , Linux etc. Just plug and play, no external driver required. The charger with voltage higher than 5V may affect the proformance of product. Used for sharing USB peripheral devices between two computers, such as scanner, keyboard, mouse, printed, flash drive and other USB 2.0 devices. The USB sharing switch allows you combine with 4 USB 3.0 Ports to share multiple devices e.g. printers, scanners, etc. Bus powered with no external power supply required. Item Type: USB Switch Selector Function: Share 4 USB devices between two computers Interface Standard: USB2.0 Switching : Button Power Supply: Micro-USB 5V Colour: black Material: plastic Size: 118x56x16mm Package Contents: 1 * USB Switch Selector 2 * USB2.0 Cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.