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 its inexpensive to operate all year ‘round.Features:Housing is anodized aluminum for corrosion resistance10"dia. x 4-1/2"HAvailable in 110V AC and 220V AC modelsTwo-year warranty Our Air Dryers 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 its inexpensive to operate all year ‘round. Corrosion-resistant, anodized aluminum housing 4 1/2”H x 10”Dia. 120V AC Two-year warranty