Friedrich's portable air conditioners provide flexible cooling wherever you are. The new ZoneAire conveniently provides air conditioning, dehumidification and air circulation all in one unit. Because it doesn't require a complicated, permanent installation, this four-in-one unit is easily accessible, mobile and convenient. Self-evaporative condensate system, so there's no bucket to empty. Dual hose design provides up to 40% faster cooling than single hose units. Removes up to 72 pts./ day when used as a dehumidifier. The air conditioner 3-in-1 system includes an air conditioner, dehumidifier and fan. Unit comes with easy-to-install window kit that fits both horizontal and vertical windows and vents the unit to the outside. Easy roll casters for portability. This product has limited warranty of 1 year.