Battery Navigation Light Requires 4 AA batteries (not included) Molded one piece body construction Shock resistant neoprene accents Incandescent or LED available Rated at 100,000 hours LED service life LED uses 90% less energy than incandescent Sealed heavy duty On/Off switch Insert molded brass threaded mounting bushings Removable lamp carriage assembly 6.18" x 2.53" Specifications: Box Dimensions: 3"H x 7"W x 12"L WT: 0.65 lbs UPC: 601373564078