All-Around Fold-Down Incandescent Anti-Glare Lens Light - 20" Aluminum Pole - 12V - Horizontal Composite Base, Incandescent Fold-Down Navigation Lights. All Attwood All-Round Fold-Down Navigation Lights include a new durable, easy-to-use, easy-to-install, LightArmor Fold-Down Base. Robust design provides easy, single-handed cam-lock operation. Built to last in harsh marine environments, Provides 2-mile, 360°, illumination for boats up to 39.4' (12M). Incandescent All-Round navigation light engine, Shock, corrosion-and water-proof electronics. Durable, anodized aluminum pole, Anti-glare lens preserves night vision. USCG certified, Assembled with Attwood's LightArmor bases.