The Pico LED 2023 Model is a compact and powerful light fixture specifically designed to promote vigorous macroalgae growth in your saltwater aquarium's refugium. This innovative LED provides an ideal spectrum and intensity for popular algae like chaetomorpha, helping to create a natural and effective method for nutrient export. Its small footprint and included gooseneck mount make it a versatile and easy-to-install solution for nearly any refugium setup, from all-in-one tanks to larger sump systems. This 9-watt fixture features a specialized spectrum combining five 660nm Deep Red LEDs with one 450nm Royal Blue LED to maximize photosynthetic efficiency. An included in-line controller makes operation simple, offering selectable 8, 10, or 12-hour photoperiods, a one-hour sunrise and sunset ramp-up/down simulation, and a moonlight mode. The light provides coverage for an area up to 18 by 18 inches and includes an upgraded heat sink for longevity and consistent performance. The fixture measures 3.45 inches in diameter and comes with a 10-inch flexible gooseneck for easy positioning. This refugium light is perfect for any reef aquarist seeking an efficient, set-and-forget solution to enhance their biological filtration. The integrated timer and controller eliminate the need for external timers, making it an excellent choice for hobbyists who value simplicity and automation. Whether you are setting up a new refugium or upgrading an existing one, the Pico LED 2023 Model provides the targeted lighting required for a thriving macroalgae population, ultimately leading to improved water quality and a healthier reef ecosystem.