Aquatic Life 46-Inch XS-UV Reef with 246-watt LED Professional Aquarium Light Fixture High Output 3 Watt Cree and Semileds LED's produce a spectrum of light designed for growing corals Easily adjust light to adapt to changing tank environment by programming up to three independent 24 hour light cycles Up to 18 programmable color combinations are available to enhance and highlight colors of fish and corals Independently control six colored LED's to tailor lighting to specific needs of tank inhabitants Included remote easily controls multiple light cycle programs and lighting effects