Trackball allows fast and easy scrollingFeatures digital radio technologyPatented optical technologyNo line of sight necessary between mouse and receiver5-Year warranty
Cordless freedom, comfort and performance. Thumb-operated ball with advanced optical sensor for exceptionally smooth tracking. Contoured, right-handed design for enchanced comfort. Digital RF technology for a clutter-free cordless experience. Customizable buttons for easy access to key tasks. Scroll wheel and drag lock buttons for easy navigation. 1-3/4" x 2-31/50" x 5-3/25". Windows 98, 2000, Me, XP, Vista certified and Mac OS 8.6 or later. USB and PS/2 connectivity. Manufacturer's five-year warranty.
Brand: Logitech, Model: 904346-0403, Color: Silver