• 1000 dpi performance optical lets you navigate accurately with little movement. So you can work easily in cramped spaces and off uneven surfaces. • Equally comfortable and ergonomic for right or left-handed users. • Mid-size body design with sculpted, rubberized grips...so you can comfortably use the mouse all though those long work days. • On/off switch lets you shut off your mouse when not in use so you conserve batteries. • LED indicators confirm your connection and warns you when your battery´s low. • 4-way tilt scroll lets you quickly maneuver through documents and graphics just by moving your fingertip.