Air cleaning units containing an air filter, ultraviolet lights and a photocatalytic filter; Air purifiers; Aquarium filters; Aquarium lights; Battery-operated night lights; Book lights; Desk lamps; Infrared lighting fixtures; LED (light emitting diode) lighting fixtures; LED lamps; LED light assemblies for street lights, signs, commercial lighting, automobiles, buildings, and other architectural uses; Light diffusers; Lighting fixtures with motion detection; Lights for use in illuminating si...