Roller Mouse Free is a center point input device that can help to eliminate upper body repetitive stress maladies that typically occur when working with a traditional point-and-click computer mouse. The generous size roller bar spans the width of the alpha portion of the keyboard allowing fingertip control at any typing point. Convenient copy and paste buttons have been placed within easy reach, along with the double-click button (with a single depression). You can expect a reduction in reported mouse-related pain, and a remarkable increase in throughput and productivity. More »