Advantage: 1: This light can accelerate the photosynthesis 2: Produced with infrared ray and suitable wavelength of LED 3: Makes use of the pure LED light and suitable for the plant growing 4: Makes the flower longer and the vegetable grow quicker 5: Blue light can also be used in higher doses as a supplement light to stimulate thegrowth and greening 6: Great supplement light for window plants and vegetables. Specification 1: LED Plant Grow Light, YX-GL02 2: Glass body; Chrome die-casting circuitry board; 3: Par38 4: LED QTY: 5mmRed: 138PCS; 5mmBlue: 30PCS. Total =168PCS 5: Brightness: Blue: 12000mcd, Red: 8500mcd 6: Light wave length: Red: 650nm, Blue: 465nm 7: Best Height Above the Plants: 2m-3m 8: Working Voltage: 12V-240V; Power: 7W 9: Liftspan: 50, 000 hours