Explosionproof HID Floodlight Fixture, Type Fixture with Integral Ballast, Constructional Feature Weatherproof, Lamp Wattage 400 W, Lamp Type Mogul Base High Pressure Sodium, Lamp/Ballast Voltage 230 V at 50 Hz, Ballast Type Constant Wattage Autotransformer, EPA 1.9 Sq Ft, Reflector Material Aluminum, Mounting Hardware Material Zinc Plated Steel Yoke, Ballast Housing Material Architectural Bronze Polyester Copper-Free Aluminum, Mounting Yoke, Enclosure Class I Div 2 Group A B C D, Application Hazardous, Marine Location, Approval UL 1598/1598A/844, CSA C22.2, Size 16.92 Inch W x 7.36 Inch D x 21.26 Inch H, Gasket Material Silicone Rubber, Lens Material Thermal Shock and Impact Resistant Glass, Socket Material Heavy Duty Nickel Plated Porcelain with Heavy Gauge Brass Shell