This mouse also travels well in tight spaces. The included nano receiver is small enough to plug into your laptop and leave connected. The 2.4 GHz wireless performance means no delays in cursor movements and fewer cords to pack. Receiver also slides right into the bottom of the mouse for safekeeping. Sleek design of the mouse offers a smooth, contoured comfort grip for your right or left hand. The programmable roller button lets you assign your favorite features to the roller and make your work easier. Compact mouse is small enough to fit easily in work totes, backpacks or even handbags.