The Wireless ValuMouse is ideal when you need a comfortable mouse that?s also reduces cord clutter. The three-button/scroll wheel setup offers silent clicking when you need to get work done and don?t want to disturb anyone. A high-definition optical sensor provides reliable and responsive control when you?re navigating and the comfortable, contoured shaping feels great for either right-handed or left-handed users. It offers Plug & Play installation with a 2.4 GHz USB nano receiver and is built to last with a 5-year limited warranty.