Zetlight ZT-6600A 200W LED Reef Aquarium Light Fixture Apex Ready + Full light spectrum of nature ecosystem. Simulate dawn, sunrise, daytime, sunset and nighttime, 1 million configurations of lighting mode. First invention of guiding moonlight in the world, gently simulate diffusing reflection of moonlight, more close to nature. Power: 200 Watts, Lumens: 9600 LM Max Tank Size: 120CM (47.3 INCH)