Frog-Tech 18W Full Spectrum E27 LED Grow Light Growing Lamp for Plants With high quality LED light source, the life span is up to 50,000 hours. It can replace high-pressure sodium lamps with 3 to 5 times power, which can save 80% of energy compared with traditional high-pressure sodium lamps and metal halide lamps. High light efficiency, 90% of the emitted light can be well absorbed by plants, built-in cooling system, a good solution to heat dissipation. The built-in power supply can be directly and safely inserted into the AC100V to 240V voltage to work. The red wavelength is 620 to 630 NM, which can promote plant germination. The blue wavelength is 460 to 470 NM, which can promote plant growth. There are other mixed light that can be provided to the growing needs of the plant. Red light: 15Blue light7Warm light2White light2Infrared light1Ultraviolet light1 All materials in the product contain no mercury, lead hazardous substances, and the illuminated area of the lamp will vary depending on the plant and environment.