Product: Osram HQL 125 watt 4000 °K
With high percentage of red for a luxuriant growth of plants, spectrum with "algae holes" to create a light is harmful to algae. The actual HQL lamp for aquatic plants
Gradual lighting: the sun will rise every day in your aquarium.
It's ideal for lighting aquariums freshwater open lamps suspended. Mercury vapor lamp at high pressure.