* Logitech Darkfield Laser Tracking gives precise cursor control on virtually any surface, even glass tables (4 mm minimum thickness) where optical and standard laser mice fail * The tiny Logitech Unifying receiver stays in notebook, no need to unplug it when moving around, can easily add compatible wireless mice and keyboards to the same wireless receiver * Its sculpted design comfortably fits fingers * Hyper-fast scrolling * Can quickly go back or forward in Web pages with a click of a thumb button
* Logitech Darkfield Laser Tracking gives precise cursor control on virtually any surface, even glass tables (4 mm minimum thickness) where optical and standard laser mice fail * The tiny Logitech Unifying receiver stays in notebook, no need to unplug it when moving around, can easily add compatible wireless mice and keyboards to the same wireless receiver * Its sculpted design comfortably fits fingers * Hyper-fast scrolling * Can quickly go back or forward in Web pages with a click of a thumb button