INDIGO 12W E27 LED Plant Grow Light. Perfect for Hydroponic/Indoor Growing. 12 LEDs - 3 Blue/9 Red HIGHEST RATED LED GROW LIGHT ON AMAZON! Constructed with 12 Ultra Bright LEDs (3 blue & 9 red) this grow light is PERFECT when your plant needs an extra boost of light. This INDIGO light has low power consumption, HIGH service life and maximum brightness. The red lights in the bulb assists with photosynthesis making the process much more efficient. Perfect for blooming and fruits. The blue light is needed by the chlorophyll and carotenoid part of the bulb which also helps with photosynthesis and is great for the leaves. This INDIGO grow light has been optimized to produce the most efficient wavelengths of light to produce peak photosynthesis performance whether you are growing plants in your garden or some fresh vegetables.