Special Features:

Porcelain socket, inside gasket, 1/2" locknut and multi-lingual; locking swivel knuckle assures positive lamp positioning and provides pin-point directional aiming.

Properties:

An electric fitting primarily designed to electrically and mechanically accommodate a lamp. It may include an integral switch, transformer, or dropping resistor, provided these items control the lamp only. It does not include a shade, lens, reflector, or other item for modifying illumination. For items designed to mount on a conduit outlet, or junction box; see fixture, lighting.