The Targus ultraslim Chill Mat provides a comfortable work surface to keep you and your laptop cool. The Chill Mat rests on your lap and disperses heat, using a single fan to provide ventilation which can be obstructed if the laptop is used on a pillow or comforter. Simply plug the USB connector into the laptop to activate cooling. The Targus ultraslim Chill Mat makes using your laptop an enjoyable experience.