The Anywhere Mouse M905 - USB - FE comes with the perfect mix of comfort and precision. The hyper-fast scrolling feature gives you more speed and acceleration. You will fly through long documents and Web pages with a single spin. The Click-to-click scrolling on the other hand gives you the precision you need when navigating through lists, slides, and images. Quite wonderfully, the darkfield laser tracking ensures that you will enjoy smoother and frictionless tracking on just about any surface. You get accurate, precise cursor control on virtually any surface, even glass tables (4 mm minimum thickness) where optical and standard laser mice fail. The compact, ergonomic design of this small wonder enhances your comfort in manifold ways. It helps keep you comfortable wherever you want to use your laptop at home, at work, or on the go. Capitalizing on the Logitech Advanced 2.4 GHz wireless connectivity, you get the reliability of a cord and the freedom from all cords and wires. You will undoubtedly enjoy fast data transmission with virtually no delays or dropouts. The Logitech Unifying receiver, though miniature in size, gives you great advantage. The tiny wireless receiver even stays in your laptop or netbook and lets you add devices as you need them. You won't need to unplug it when you move around or deal with the hassle of multiple receivers. You can easily add a compatible wireless mouse or keyboard without the hassle of multiple USB receivers. To top it all, the integrated thumb buttons gives you more control within your reach. You can move quickly backward or forward through Web pages and within applications.