Hortilux 240-R LED Grow Light SystemThe EYE HORTILUX LED 240 R Grow Light System is the culmination of years of research and engineering. The patent pending spectrum was tested against seven other spectrums in a plant growing operation. The LED 240 R was researched and designed based on plant specific grow trials comparing eight different spectrums. These field tests were conducted to verify the most effective spectrum for the vegetative stage of plant growth. The EYE HORTILUX LED 240 R