The Dial PECA13501RC portable evaporative cooler with up to 1350 CFM airflow and 4way louver control can cool an area up to 550 sqft It features a detachable reservoir, touch screenremote control, plus a 75hour timer Made of polypropylene PP, with UV protection, the unit is durable Water is filled manually when used indoor and via garden hose attachment with float valve auto shutoff when used outdoor Ice pack are includes for additional cooling effect and it comes with a cover for storage when not in used during the cooler months