Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely, electric connectors, insulated electrical connectors, plug-in connectors, electric cable connectors, electric couplings, electrical adapters, electric relays; electronic components for integrated circuit cards; electronic components for computers; display screens; flat panel electroluminescent display screens; liquid crystal display screens; measuring instrumentation and apparatus, namely, speed measuring apparatus; USB cables.