150 watt Aqualine 10,000 German HQI double ended Metal Halide Bulb, AQUALINE BUSCHKE. The Aqualine 10,000 lamp has a color temperature of 13,000 Kelvin and a high percentage of the light output is at the blue end of the spectrum. Aqualine 10,000 was the first metal halide lamp to simulate the light conditions of a coral reef and the new lamp with an improved quartz envelope gives long-term color stability and results in an ever more realistic looking aquarium. The corals show their natural colors, and the lighting encourages excellent growth. Aqualine 10,000 helps to transform your aquarium into a perfect reef tank.

150 watt Aqualine 5,000 German HQI double ended Metal Halide Bulb, AQUALINE BUSCHKE. The Aqualine 5,000 is a metal halide lamp with a color temperature of 5,000 Kelvin (daylight color). This lamp was specially developed for the illumination of fresh water aquaria. It has a high percentage of red light and a high intensity - 11.000 lumens per watt. It gives a planted aquarium a natural appearance and enhances plant growth.