Full Spectrum Grow Lights---4 Pack: LED grow lights have 15 red/7 blue/1 infrared/1 ultraviolet/2 white/2 warm white, widely used in greenhouse and indoor plants. Indoor, flowers, hydroponic systems and growing vegetables, corn. Easy to install --- For standard E26/E27 lamp holder, just screw it into the desk lamp, no lamp holder special is required. Suggested coverage up to 2.8 square feet, mounted 5 to 18 inches above plants, with 10 to 12 hours of light, depending on plant. The full spectrum plant grow light perfectly simulates sunlight to help plants grow faster and better in a healthy way. Good for sowing plants. Good heat dissipation and long service life --- Compared with other grow lights, cPlant grow light adopts metal aluminum cooler housing and the LED chip is directly placed on the ceramic heat sink. Both are designed to control apparent heat and prevent damage to your plants. The service life is up to 5000 hours. Love your plants? Plants are like children, they need the best nutrition to grow. It is well known that 95% of plant nutrition comes from light. So they need to be fed with the best possible light. However, you can't imagine them growing indoors on a cold day, little rain, little snow, dark room. Why Choose Us? - The 10 LED Grow Lights W have 15 Red / 7 Blue / 1 Infrared / 1 Ultraviolet / 2 White / 2 Warm White. -- Help when plants need extra light or sun, rain, snow, indoor darkness , etc. --It can be used to grow many kinds of fruits and vegetables, and it is also very suitable for cultivating or beautifying any indoor plants. --The grow lights are suitable for all stages of plant growth. -- Best choice for grow tents, greenhouses, H2O systems and most other hydroponic systems.