The Commercial Evaporative Cooler is a highly-efficient way to cool a room up to 650 square feet, using an evaporative air cooling technique that uses little energy to operate! This portable air conditioner pulls in outside air through its three cooling pads that are located on separate sides. Using 80% less energy than a typical air conditioner, this cooler is easy on the environment in addition to being easy on energy costs. The cooler features a large 10.6 gallon tank, but can also be attached to a hose or spigot for uninterrupted cooling. Made from UV-resistant ABS plastic, this cooler is extremely durable. As an added bonus, this cooler filters out airborne particles, providing clean, easy-to-breath air. The engine is 220 watts Provides 1650 CFM of cooling Assembly level/degree of difficulty: No Assembly Required.