Logitech M90 USB Mouse + Bill & 3 Years Warranty Simple to set up and use Setup is fast and easy?just plug the cable into a USB port. There?s no software to install. And since it?s corded, you can just plug the cable into a USB port and use it right away. Full-size comfort, ambidextrous design Designed to keep either hand happy. So you?ll feel comfortable, even after hours of use. High-definition optical tracking You?ll enjoy responsive, smooth cursor control, precise tracking and easy text selection thanks to high-definition optical tracking (1000 dpi).