When you need a quick and easy Ac cooling system for fast relief from the heat, the Newair Compact Portable Air Conditioner does the trick in style! This small air conditioner is lightweight enough to carry to any room you like, and it s a snap to install, thanks to the single hose and included window adapter. The self-evaporative system dials up the efficiency and eliminates the need to empty the water tank in all but the most humid conditions