Shimmer Beautiful, unrivalled shimmer replicates the look of natural sunlight on the ocean floor. Coverage Unique array and optics design ensure efficient coverage and penetration. Efficiency By combining a unique fanless design and the compact Dense Matrix array, the A80 outputs the most photon energy per watt of any Kessil fixture. Color Mixing Different wavelengths are seamlessly blended within a single LED array, emitting uniform color across the coverage range. Tunable Kessil Logic™ maintains consistent output across the spectrum. 6,000K to 9,000K. Heat Management Innovative heat dissipation allows for fanless, low maintenance, elegant design. Absolutely quiet on top of your aquarium. Dense Matrix LED Our unique, efficient Dense Matrix LED array is built in-house and packs high-power and deep penetration into a single tiny array.