The 75-150 Watt Ceiling/Wall Mount Incandescent Weather Tight Industrial Light Vaporproof series RAB0311 Metal construction Tempered glass lens. It can use up to 150-Watt incandescent bulb (not included).All metal construction Tempered glass lens Ceiling/Wall mount 150-Watt max bulb (not included) Light should be installed by a licensed electrician only MOUNTING: 1. Unscrew guard and glass lens. 2. Mount housing to either 3/4" hanging conduit or to a surface using the two tabs 3. Connect the white supply wire to the white fixture wire using a wire nut (not included).Connect the black supply wire to the black fixture with using a wire nut (not included). 4. Attach socket plate to the housing and fasten securely with screws, making sure no wiresare sticking out from the housing. 5. Screw in lamp, glass lens and guard. 6. Turn power back on at main fuse/breaker box. Light is in good condition - please see photos for a good description. Thank you!