Features: Special color temperature, high coloration, nearly like nature light, high red and blue spectra. This light could increase the efficiency of the planet photosynthesis and make the planet stronger, shorten the planet grow cycle. Long hour life, high energy and low cost. Application: Planet, Fish tank, Aquarium and where is lack of sunlight. Low Color Temperature (Warm) 2800k 3200k 3600k High Color Temperature(Cold) 5500k,6400k,10000k,14000k,20000k