Attwood Frosted Globe All-Round Boat Navigation Light This Attwood Frosted Globe All-Round Boat Navigation Light uses a standardized lamp that is commonly available in marine, auto, and convenience stores. It provides a 2-mile 360 degree illumination for boats up to 65.6 20m, with its clean and translucent lens. With a 9-watt wedge-base lamp and a locking collar pole, this boat navigation light offers a universal fit so it can be used with a wide variety of 2-pin straight or angled bases. Featur