Shadow-Caster is an innovator in the design and manufacturing of INTENSE underwater marine LED lighting. Check us out at www.shadow-caster.com. Designed by engineers with years of experience in electrical, military, and optical product design, the Shadow-Caster Series LED lights are built with a thin, sleek, surface mount design that floods the water with light providing you with the most INTENSE underwater LED light experience. All Shadow-Caster LED lights are manufactured in the U.S.A. and are backed by a one year warranty.