MD

Rectifiers; Accumulators and batteries; Electric light dimmers; Electromagnetic measuring detectors; Lighting ballasts; Lighting control panels; Lighting controls; Office automation systems comprised of computer hardware, wireless and wired controllers, and downloadable software for automating lighting; Optical fibres, telephone receivers, switchboards, telephone and telegraph wires, video telephones; Power adapters; Power controllers; Power switches; Pressure sensors; Voltage stabilizing power supply; Wires, electric