The PERKO Removable Bi-Color Pole Light features a deck illuminating built-in light that's controlled by a switch located on the light's top cover. USCG certified for use on power or sail boats under 12m (39.4') in length. Uses a 3 contact, 0 base. Bases sold separately. Case Material: Black Plastic Tops Mounting Hardware: #8 FHMS Volts: 12V Draw: 0.8A Pole Material: Anodized aluminum Pole Length/Diameter: 12-1/2"L, 3/4"Dia. Pole Mounting Style: Removable deck socket mount Replacement Bulb: Model 297376 Warranty: Five years