Features: Compact, lightweight design is ideal for medium and low mounting heights; Cast copper-free aluminum construction (less than 0.4 of 1% copper) and epoxy powder finish provide excellent resistance to corrosion; Hinged ballast housing for ease of installation and maintenance; All luminaires are designed to perform in a 40 deg c ambient temperature selected luminaires are suitable for ambient temperatures up to 65 deg c; Superior gasketing seals between the mounting module, housing and optical assembly for optimum performance in wet and corrosive environments; Hubs with an integral conduit stop and bushing to help prevent damage to field wiring during installation; Low ambient capability to -40 deg c; Dome and 30 deg angle reflectors made of bright white Krydon® material provide superior reflectivity, with twist on feature requiring no tools or additional hardware; will not chip, peel, dent, rust or corrode; Grounding wire for safety; Mogul base porcelain lamp socket