Lithonia Lighting OWP 70S 120 P LP BZ M6 Outdoor 70-Watt High Pressure Sodium Wallpack, Black Bronze Rugged bronze cast aluminum, corrosion-resistant rear housing Dusk-to-dawn photocell turns the light on at dusk and off at dusk for convenience and energy savings High-impact polycarbonate refractor is UV-stabilized Includes 10,000 hour average life 70-Watt high pressure sodium bulb Light output approximately equal to 300-Watt of incandescent light