The Dry Wave Air Dryer prevents mold and mildew from forming and spreading in enclosed spaces of your boat, RV, or home. By gently warming surrounding air to just above the dew point, this dryer inhibits surface moisture that mold needs to form and reproduce. Energy-efficient 110V AC device draws the same power as a household light bulb and features a thermal cut-off switch to prevent overheating. For spaces up to 1,000 cu. ft. and less than 75°F. 13.5"L x 10.5"W x 4"H. Two-year warranty.