The Port-A-Cool KA55 KuulAire portable evaporative cooler operates without using high amperage compressors, chemicals or installation. It is ready to use right out of the box and can be moved anywhere it"s needed. The KA55 KuulAire portable evaporative cooler makes your home, office or work area a more comfortable are to live, work or relax in by using ordinary tap water to provide cooling. Easy Operation The Port-A-Cool KA55 KuulAire portable evaporative cooler has an easy to use LCD control panel and a full function remote control. Large Water Tank The KA55 KuulAire portable evaporative cooler has a large 8 gallon water reservoir that makes it perfect for cooling areas up to 400 square feet. 4 Speed Settings This portable evaporative cooler has adjustable speed settings so you?ll be comfortable in any conditions. Ideal for Indoor/Outdoor Use The Port-A-Cool KA55 KuulAire is weather resistant and waterproof so it can be used indoors or outdoors.