Introducing the COOLBREEZE Series of evaporative air coolers. These powerful machines run on a standard 110-volt outlet and can lower temperatures by up to 26°F. They're energy-efficient, requiring just a dollar's worth of energy during the day, and they operate solely on water—no chemicals needed. With high-quality casters, you can easily move your Cool Boss wherever it's needed most. The COOLBREEZE Series also features automatic swing louvers, giving you full control over where that refreshing breeze goes. Create new comfort solutions with Cool Boss™.