Attwood Portable LED Boat Stern Light w/ C-Clamp MountThis Portable LED Boat Stern Light w/ C-Clamp Mount features a fully buoyant molded one piece white body design with a removable lamp carriage assembly. Rated at 100,000 hours of LED service life, it uses 90% less energy than incandescent bulbs. With molded brass threaded mounting bushings, a sealed heavy duty on/off switch, and shock resistant neoprene accents, this boat stern light is designed for boats less than 22ft. in length with a maximum speed of 7 kts.Features: Rated At 100,000 Hours LED Service Life; Molded One Piece White Body Construction; Removable Lamp Carriage Assembly; Uses 90% Less Energy than Incandescent; Requires 4 "AA" Batteries (Not Included); Fully Buoyant; Molded Brass Threaded Mounting Bushings; Shock Resistant Neoprene Accents; Designed For Boats Less Than 22 ft. In Length With Maximum Speed Of 7 kts; Sealed Heavy Duty On/Off Switch; Specifications: 6.18" x 2.53"; Box Dimensions: 3"H x 7"W x 21"L; Weight: 1.05 lbs;