The Miracle LED Almost Free Energy Absolute Daylight LED Bulb delivers all the light your plants crave. Miracle LED lights produce the highest lumen output at the lowest wattage. All the energy savings of any green lighting alternative avoiding all the things your plants dont need. This light is designed specifically to emulate the light temperature of daylight to give your plants the natural light they crave. This bulb is instant on, no heat and containing none of the heavy-metal mercury. LED lights operate at lower temperatures than halogen and incandescent lights carrying virtually no heat signature. The latest in LED system electronics, thermal management, as well as mechanical and optical design make the advantages of LED lighting a practical reality with Miracle LED. Dont wait another minute to join the money-saving revolution that is Miracle LED. Images shown are for packaging and display purposes only. They are representative of the species or genus of plants that may be grown with artificial LED Light. Results vary by many factors and artificial lights do not fully replace light from the sun.