About this item Full Spectrum - 380-780nm full spectrum sunlight combines all the spectra needed by plants, perfect replacement of nature light. Suitable for any growth period of plants, effectively enhances photosynthesis and promote nutrient absorption. Good Heat Dissipation - Strong thermal conductivity aluminum material hollow shell and 4.8 inches diameter large surface enhance the cooling system to ensure a longer service life. Easy To Use - Suitable for standard E26 / E27 socket, just screw down the bulb and press the switch to use. Lifespan up to 50000 hours. High Efficiency & Energy Conservation - 25watt (125W equivalent) per bulb composed of 120pcs LEDs, 180 degree Super light angle improved optical efficiency and saving energy. Wide Application - Use in indoor, home, office, greenhouse for plants seeding, budding, growing, flowering, fruiting. Improves plants' healthy growing for high quality and good harvest, increases fruit yield, and produces better taste.