The Honeywell CO60PM 125 Pt. Commercial Indoor/Outdoor Portable Evaporative Air Cooler is the perfect choice to keep indoor and outdoor environments comfortably cool and breezy. This weather resistant evaporative air cooler is made to resist outdoor conditions. Its powerful motor helps to deliver strong air flow while a 15. 5-inch fan blade and 3-side honeycomb media keep performance optimal. A continuous water supply connection, 15. 5-gallon water tank, and built-in overflow protection system allow long periods of unattended operation, making it perfect for more demanding applications.