Mouse·in·a·Box® USB idea: Comfort meets simplicity. The Mouse·in·a·Box® USB provides reliable optical mouse performance for an attractive price and it´s completely plug and play so it works with your computer, right out of the box-guaranteed! Product code: k72356eu Features Optical sensor for reliable mouse control without cleaning Scroll wheel to speed through long documents and web pages Comfortable, rounded shape for right- or left-handed users USB plug and play on both PCs and Macs Guaranteed dependability with extended 5-year warranty Specifications Vista Windows 7 XP Optical 800dpi Scrollwheel Plug & Play Wired Period of Warranty: 5 years