SPT SF613 Portable Evaporative Air Cooler: Refresh your home with cool, filtered air using this remote-controllable, easily transportable air cooler. Great for bedrooms and smaller living rooms, it uses water and ice to lower the temperature and increase humidity in dry climates.Note: This unit is not an air conditioner and does not have a compressor or condenser inside. Evaporative coolers are designed for spot cooling and will not lower a room's ambient temperature. This unit is best used in dry climates or open spaces. Keep a window or door open to limit the rise of humidity and for better ventilation. Add ice to the tank and set the unit near you for optimal results.