Round Zone Controller 4 Channel Remote for MZ-LC or SCM-LCControl all of your boat or recreational vehicle&';s RGB lighting with Shadow-CasterA(R)&';s easy-to-use multi-zone push-button lighting controller. Our unique system provides 4 independent zones of color, brightness, multiple fades, strobe, and music sync modes. The waterproof backlit controller can be mounted conveniently at your helm for quick and easy access.