This innovative UltraCool Portable Evaporative Cooler is an ideal way to cool patio and deck spaces, garages or workshops. The unit's 700 CFM air flow capacity cools up to 350 sq. ft. and utilizes a 2 in. rigid media for high efficiency operation. The reservoir capacity for the CP70 is 6 gallons. The unit features digital controls that allow you to make precise adjustments as needed while the timer feature allows you to conveniently set the run time of the cooler. This evaporative cooler performs best in dry, arid climates.