Enhanced natural colours for a better rendering. Daylight colour temperature 5000K. For use in fresh water aquariums. Daylight colour temperature: 5000K. Can be used in combination with Aquastar or Grolux® lamps for a well balanced aquarium lighting.Colour temperature 10,000K recreating the tropical light spectrum. For fresh and marine aquariums. Excellent combination with DaylighStar. Outsanding results in combination with Daylightstar.