Surface Mount Amber LED Strobe Light 6" Oval Truck Trailer Strobe One 6" Oval Amber Strobe Light for Trucks, Trailers This Strobe Light Operates on 9V - 36V 24 Diodes per Strobe Light Polycarbonate Lens and Base Sealed for Waterproof and Weatherproof Epoxy Sealed Electronics Resist Vibration 3 Flash Patterns Available through lead wire Base Measures 8" x 2 5" with 7 25" Between Mounting Holes/UL