A built-in fan circulates warm air within your boat to keep interior comfortably dry. Designed for safe, continuous dockside operation, the spark-free Air Dryer draws less current than a 100W light bulb so it’s inexpensive to operate all year ‘round. Housing is anodized aluminum for corrosion resistance. 10"dia. x 4-1/2"H. Available in 110V AC and 220V AC models. Two-year warranty.