Nowadays, lighting has become a vital part of aquarium. The health of the plants in your aquarium depends upon the lighting. Therefore, a wrong choice can lead to improper growth of plants and cause algae formation. However, you can prevent such things from happening. With the advancement in science and technology, LED aquarium lights have been now introduced in the market. Actually, LED refers to ‘Light emitting diodes'. The different diodes radiate different wavelengths and colors of light. The basic colors are red, yellow and blue. But, combination of wavelengths from different diodes appears to be white.