Wireless laser four-button mouse with scroll wheel.
Features & Benefits:
The Logitech® Anywhere Mouse MX works wherever you do, even on glass. Track virtually anywhere thanks to Logitech® Darkfield Laser Tracking™, turning the world into your mouse pad. You simply pop the tiny Logitech® Unifying™ receiver in your notebook and leave it there for long-range, advanced 2.4 GHz wireless connectivity. The compact, ergonomically designed shape and integrated thumb buttons deliver comfort and control wherever you are. And hyper-fast scrolling lets you fly through long documents and web pages with a single spin of the nearly frictionless scroll wheel.