Logitech 2BUTTON USB/PS2 Marble Mouse Trackball for PC- Silver (MPN: 9043600403)
Description: The Marble Mouse offers a sleek shape that delivers all-day comfort for either hand. Optical Marble technology tracks smoothly and precisely. The large trackball improves control while reducing hand and wrist motion. Enjoy multiple scrollin.... Read More Description: The Marble Mouse offers a sleek shape that delivers all-day comfort for either hand. Optical Marble technology tracks smoothly and precisely. The large trackball improves control while reducing hand and wrist motion. Enjoy multiple scrolling options, use forward and back buttons, or auto-scroll with the ball. Customizable buttons let you personalize your controls for productivity (with included MouseWare software). Minimize | 
