Features Zoom Slider Easily zoom in on pictures, maps, documents, and Web pages—without taking your hand off the keyboard. Comfort Curve design Designed by ergonomic experts for enhanced comfort and style, the Comfort Curve Design keyboard helps your hands rest in a more natural position. Tilt Wheel Technology The entire wheel tilts to deliver smooth, accurate performance as you scroll horizontally and vertically through documents and Web pages.
Three times the battery life Work longer without interruption. New optical technology helps extend battery life to as much as three times that of competing products. Smart Receiver Work wirelessly without bothersome interference. Smart technology automatically notifies you when interference is present, and then helps you reduce it. | 
