21 ELECTRONIC POWER CONTROLS-NAMELY, SOLID STATE CONTROLLERS TO REGULATE THE INTENSITY OF LIGHTING, LIGHT SENSING CONTROLS TO AUTOMATICALLY TURN ON AND OFF NIGHT LIGHTS AND STREET LIGHTS UPON PREDETERMINED CONDITIONS, AND CONTROLS USING TIMING MECHANISMS TO ACTIVATE LIGHTING; ELECTRICAL EQUIPMENT-NAMELY, ELECTRIC TIMERS AND PHOTOELECTRIC CONTROLS; AND ELECTRIC MOTOR CONTROLS FOR REGULATING THE STARTING, STOPPING AND SPEED OF ELECTRIC MOTORS