Alarm sensors; Capacitors; Conductors, electric; Converters, electric; Current rectifiers; Diodes; Electric cables, wires, conductors and connection fittings therefor; Integrated circuit cards and components; Integrated circuits; Light emitting diodes (LEDs); Resistances, electric; Switches, electric; Transformers; Transistors; Video screens; Voltage regulators; Electric installations for the remote control of industrial operations; Electric sensors; Electric, electronic, or electrochemical o...