This U.S. industry comprises establishments primarily engaged in manufacturing and/or rebuilding electrical and electronic equipment for motor vehicles and internal combustion engines. Manufacturing vehicular lighting equipment--are classified in U.S. Industry 336321, Vehicular Lighting Equipment Manufacturing; Manufacturing automotive lamps--are classified in Industry 335110, Electric Lamp Bulb and Part Manufacturing; Manufacturing batteries--are classified in U.S. Industry 335911, Storage Battery Manufacturing; Manufacturing electric motors for electric vehicles--are classified in U.S. Industry 335312, Motor and Generator Manufacturing; Manufacturing railway traffic control signals and passenger car alarms--are classified in Industry 334290, Other Communications Equipment Manufacturing; and Manufacturing car stereos--are classified in Industry 334310, Audio and Video Equipment Manufacturing.