Durable optical technology for smooth precision and resistance to dirt, eliminating the need for cleaning
Large, finger-operated trackball for superior control and reduced hand and wrist movement
Sleek shape flexible enough to use in either hand
MouseWare software included for easy scrolling on the Web in Windows and Macintosh applications
A variety of button assignments to customize your mouse buttons
Product Description
Logitech's Optical Marble mouse gives you the familiarity of a mouse with the convenience of trackball navigation. Designed for comfort in either hand, this space-saving, four-button trackball boasts Logitech's innovative optical tracking system to deliver superior precision and smooth motion with virtually no maintenance or cleaning required. You get two ways to scroll: click two small buttons for page up and page down, or click one of two large buttons and use the ball for auto scrolling. The trackball gives you precise fingertip control, and the included WebWheel software enhances your Internet browsing. Two AA batteries (supplied) keep the Marble mouse racing for about three months.
Product Description
Fits like a mouse, works like a trackball. Now you can get unmatched precision and no regular cleaning with Marble optical technology.The familiarity of a mouse with the convenience of a trackball. Designed for comfort in either hand, this space-saving trackball boasts Logitech's innovative optical tracking system to deliver superior precision and smooth motion with virtually no maintenance or cleaning required.