Equipped with an LED bulb, the Portable Battery Navigation Light uses 90% less energy than those with incandescent bulbs and is rated for 100, 000 hrs. of service life. Molded one-piece construction features shock-resistant neoprene accents. Features a sealed heavy-duty ON/OFF switch and insert-molded brass threaded mounting bushings. Removable lamp carriage assembly. Operates on 4 AA batteries (not included). Dimensions: 6.18" x 2.53". Molded one-piece construction w/neoprene accents Heavy-duty ON/OFF switch for easy operation Operates on 4 AA cell batteries (not included) | Portable Battery Navigation Light with Suction Cup Base, Bow