The is great for pontoons where the light must be elevated above rails. One-mile, 225° visibility. For use on boats up to 39.4 ft. Includes 9-watt wedge base lamp and 7" leads. 2-3/8" diameter X 3"H. Base 3-1/8"L x 1"W. Mounting holes 2-9/16" center to center. 9-watt wedge base lamp and 7" leads | Pulsar Raised Base Side Boat Light