delivers smooth, responsive, precise cursor control on surfaces that cause problems for optical mice, such as polished or wood-grain tables. Ergonomically designed shape with soft rubber grip conforms to your hand to be naturally comfortable, yet is small enough to easily take with you. The Unifying receiver stays in your laptop, so there’s no need to unplug it when you move around or deal with the hassle of multiple receivers. The tiny Logitech® Unifying receiver stays in your laptop and lets you add devices as you need them. Packed with these and more features, the M505 Wireless Mouse is an ideal solution for smooth web surfing experience.  (less)

direct access to advanced features of Windows Vista - such as Document Flip - and they'll also work on Windows XP.  (less)

your wrists on the built-in palm rest, and with one touch, you can navigate the Web or "Shuffle" for a random music mix. Scroll pages vertically and horizontally with the optical mouse with tilt wheel, and you can use it continuously. Enjoy one-touch image zooming, and cool media features such as handy rotation of digital pictures. Launch applications with the programmable F-keys. An advanced optical mouse delivers fast, consistent performance - and more freedom of movement.  (less)

navigating lists, slides, and image collections. Toggle between open documents with the convenient Quick-Flip thumb wheel, or search the Web by highlighting a word or phrase and pressing the Search button.  (less)

months - or more if you use the on/off button - and an indicator light gives you plenty of advance notice when it's time to change batteries. Tilt wheel plus zoom is perfect for viewing digital photos and spreadsheets. Instantly zoom in or out, and scroll horizontally and vertically without moving your mouse. Forward/back buttons allow speed browsing in web sites and documents.This model features European 220V Power supply.  (less)