Electrical apparatus and instruments; switches and switch gear; cord line switches; electrical connectors and connecting strips, plugs, sockets, adaptors, fuses, fuse links, terminal blocks and junction boxes; power outlets including combined power/ telephone outlets for floor mounting and portable power outlets; switch mounting plates, switch brackets, switch blocks and switch boxes; appliance cords; light dimmers; fan speed controls; switchboards; circuit breakers; residual current devices; relays; alarm systems; sensors; telephone plugs and sockets; telephone/ television cable and connectors; fluorescent starters; non-metallic conduits and fittings therefor for housing electrical cable/ wiring; electronic power control devices; electronic security devices in this class, batteries including dry cell batteries and battery chargers; light switching devices; and computer software