Description: Kessil A80 Tuna Blue 15 Watt LED Aquarium Light The Kessil Tuna Blue A80 LED Light is the newest Kessil offering is half the intensity of the A160, but comes with all the same features and color and control knobs. It's compatible with the Kessil Spectral Controller (sold separately). Coverage is 14" to 24" depending on the scenario. For small nano reefs with a medium light demand the coverage is 14" (with the bottom of the light 4" above the water). Entry level reefs with low light demand will have a 20-24" coverage (6" above water). For large fish only tanks with low light demand coverage is up to 24" (6"-8" above water). For the Kessil A80 there is an optional Mini Gooseneck (sold separately) with a shorter 'neck' to accommodate this smaller light and smaller tanks. Features: Dimensions: Outer Diameter=4.88" Height=0.98"Power Supply: 100-240V AC (input) 24V DC (output)Power Consumption: 15WSmooth color mixing, powerful penetration and a natural shimmerShell-shaped design dissipates heat so effectively that no fan is needed, ensuring totally silent operationQuickly set the intensity and spectrum using the dials on the fixture or create automated schedules with the Kessil Spectral Controller (sold separately).Daisy-chain multiple lights together for seamless controlCan be mounted to the underside of a canopy with the top mounted adapter or attached to the back of a tank with the Mini Gooseneck (sold separately). Design Innovative heat dissipation allows for fanless, low maintenance, shell-shaped design. Advanced optics create smooth color mixing and a beautiful shimmer. Dense Matrix LED Array Our unique, efficient Dense Matrix LED array is built in-house and packs high-power and deep penetration onto a single small chip. Efficiency Utilizing our carefully designed optics and the Dense Matrix array, the A80 provides the most light per watt of any fixture have built so far. Spectrums The result of years of research and testing, our aquarist-specific spectrums ensure vibrant coloration and prolific growth. Advanced Controllability Use the dials on the fixture to quickly set the spectrum and intensity for a personalized look or use your favorite 0-10V controller. Kessil Logic maintains consistent output no matter the spectrum. Daisy-chain multiple lights for seamless control from a single source. Kessil Spectral Controller sold separately. Specifications Dimensions 4.88" x 0.98" (Diameter x Height) Coverage Up to 24" surface diameter Power Supply 100-240V AC (input) 24V DC (output) Power Consumption 15W What's in the Box A80 Tuna Blue DC Power Supply Mounting Adapter Accessories Kessil Spectral Controller 90° Unit Link Cable Mini Gooseneck