The Targus Compact Optical Mouse with "Blue Trace" is the perfect solution for travelers who need to save space when using an external mouse. The integrated scroll button allows you to scroll up or down through spreadsheets or browse the internet. The retractable cord adjusts allowing users to choose the length needed to save space in compact work environments. Featuring a standard USB connection the mouse is ready to work out of the box. The sleek black and gray design provides added style while the contoured shape provides ergonomic support for left and right handed users. At only 3" long the Targus Compact Mouse is small enough to conveniently carry in a laptop bag for comfortable mousing on the go