New E-Series LEDs are 15% brighter with the same wattage consumption, resulting in even better penetration and more intense shimmer. Shimmer: Beautiful, unrivaled shimmer gives the look of natural sunlight in your aquatic garden. Spectrum: Kessil is the only company to manufacture all LED arrays in-house with custom spectral blends specifically tailored to meet aquarist needs. Double Peak: Leveraging years of Kessil's own grow light research, our LEDs now emit a "Double Peak" spectrum, which improves plant color and growth by enhancing photosynthetic absorption. Penetration: Patented Dense Matrix LED™ technology concentrates multiple LED chips into an array, creating a powerful light source with better and deeper penetration, without sacrificing coverage. Color Mixing: Different wavelengths within a single LED array are seamlessly blended before leaving the light, emitting a uniform color with widespread coverage. Design: High performance and low maintenance. Simple and compact units feature quiet operation, innovative heat management and efficient, long-lasting LED construction. Kessil Logic: Tune the spectrum and intensity for a personalized look. Kessil Logic™ maintains consistent output across the spectrum. 6,000-9,000K. Controllable: Compatible with 0~10V external controllers. Daisy-chain multiple lights for seamless control from a single source. Specifications: Dimensions 3.8" x 4" Coverage Up to 24" surface diameter Power Supply 100-240V AC (input) 19V DC (output) Power Consumption 90W What's in the Box: • A360WE Tuna Sun • DC Power Supply • Converter Cable • Gold Metal Hook • Bracket (x2)