2500 Lumens, maintenance-free LEDs with 35,000 hours or 10 years of life * NEMA 120VAC twist-lock photo control included (replicable) ensures light turns ON at Dusk and OFF at Dawn * Larger area light coverage than 200W incandescent, 100W mercury vapor or 65W compact fluorescent * Fits standard 1-5/8" outer diameter mounting arm, open bottom lens provides "Bug Free "maintenance * Heavy-duty corrosion resistant die-cast metal construction