Lighting Science Group Corporation designs, develops, and markets general illumination products that use light emitting diodes (LEDs) as their light source for retailers and original equipment manufacturers in the United States. It offers a range of LED retrofit lamps to fit into existing light fixtures as replacements for traditional incandescent, compact fluorescent, and halogen lamps; and LED luminaires comprising FreeLED, a street lighting solution that uses solar energy as its power source. The company also provides biological lighting products, which include Good Night and Good Day circadian replacement lamps, VividGro grow light product, MyNature Coastal lamps and outdoor luminaires, and MyNature Grow lighting lamps and high bay luminaires.