Plug and go! Verbatim wireless notebook optical mice work great for laptop and desktop users. With a receiver, that's small enough to plug into your computer and leave, these mice offer improved wireless performance - that means no delays in cursor movements and fewer cords to pack. The receiver can be stored inside the battery compartment for safekeeping. An optical sensor provides smooth, precise tracking, while the sleek design offers a smooth, contoured comfort grip for right or left hand use. Small enough to fit easily into bags and totes, Verbatim wireless notebook optical mice make it easy to plug and go!