These sleek, extruded aluminum strip lights are packed with ultra-bright LEDs rivaling even the brightest T5â€™s. Completely water resistant and low-voltage provides a super safe solution for any application. Thermally efficient LED design allows for no cooling fan or need for costly water chillers and best of all operates in complete silence. 12,000K Diamond White â€“ crisp white, an excellent choice for enhancing colors in marine & freshwater fish. Provides bright, penetrating rays of shimmering light without growing nuisance algae. Marine Fusion â€“ a slick combination of 12K white & 453nm blue. One strip will illuminate an entire aquarium with the perfect blend of light for marine fish & reef aquariums. Deepwater Blue â€“ sharp 453nm actinic blue lighting for providing the necessary wavelengths for promoting strong coral growth & enhancing brilliant coloration.See all of the product videos online.