The seven button Wizard Wireless Mouse with Antimicrobial Additive features an antimicrobial additive on the top of the mouse. This will prevent germs from growing on your mouse over time. The Wizard wireless mouse includes a built in USB receiver that makes it compatible with all major operating systems. Simply plug in the USB receiver and the mouse is ready to use. No set-up is needed. The mouse features three adjustable DPI levels (800, 1200, & 1600). The ergonomic design of the mouse makes it easy to be used throughout your day. One AA Battery is included. Premium giftbox is included as the standard packaging option.