This RAB Lighting HB101A Bullet Shape Par Floodlight supports a 150W, PAR38 type lamp not included that is recessed 1 from the lip to reduce side glare. It includes a set screw for a hood, grill, or visor attachment. A fully adjustable 1/2 NPS threaded mounting arm with serrated locking swivels and sure grip locks ensure correct positioning. Its porcelain sockets have all copper current carrying components. This floodlight is Underwriters Laboratories UL Listed for wet locations. When using as an uplight in outdoor applications, a hood or a visor must be used. This bullet shaped floodlight is a suitable part of a commercial or industrial lighting solution.RAB Lighting manufactures LED, metal halide, and high pressure sodium lighting fixtures and controls for indoor and outdoor applications. The company, founded in 1946, is headquartered in Northvale, NJ.