LED Full Cutoff Wallpack with Dusk to Dawn Photocell 5000K 100-277Volt. No UV or IR radiation in the beam, no flickering. Does not contain lead and mercury. Energy saving, 50000 hours lifespan. UL and DLC certificated. Equivalent to 200-300W MH/HPS. DLC Premium, UL approved. If you need the photocell function, then just remove the cap on the fixture, if you don’t need the photocell function, then just cover the cap on the fixture as the instruction sheet. Equivalent to 300-450W MH/HPS.