The PROLiNK PMW5008 is designed for comfort with both left-handed and right-handed users in mind. The mouse works smoothly on various surfaces, from marble countertops to laminated table tops, thanks to its high-precision optical sensor. 1,600DPI high-precision optical sensor delivers a smooth and responsive cursor control on a variety of surfaces. The mouse comes with 2.4GHz wireless connectivity that allows you to use the mouse freely from a distance, of up to 10 meters and 360 degrees. The PROLiNK PMW5008 has long-lasting battery life (up to 12 months) that auto detects and conserves power when the mouse is not in use. The PROLiNK PMW5008 Wireless Mouse comes with 2 years of warranty.