EATON Lighting N150HNCI 150W High Pressure Sodium Industrial Grade Security Dusk to Dawn Area Light Industrial-grade lighting for commercial areas, parking lots, and other locations Corrosion-resistant die-cast aluminum housing; prismatic lens; aluminum reflector Replaceable twist-lock photo cell for dusk-to-dawn illumination Uses a 150-watt (max) high-pressure sodium bulb (included) Can be pole- or wall-mounted; 24-inch mounting arm (hardware included)