Electric and electronic components; micro-controllers; electric and electronic circuits, component parts for the aforesaid goods; switches; quartz oscillators; electric and electronic sensors for temperature, magnetic field, pressure, ultrasound and radar; diodes; light-emitting diodes; circuit boards having light-emitting diodes; heat sinks for light-emitting diodes [accessories for led technology]; power supply units for light-emitting diodes; optical elements for light-emitting diodes, in particular lenses, reflectors; display screens; displays; liquid crystal display panels; OLED displays; electronic paper displays (e-paper displays); loudspeakers; buzzers; transducers; microphones; fans being cooling fans for electronic appliances, in particular computers and light-emitting diodes; capacitors; inductors (electrical components); resistors; power suppliers; analogue semiconductors; semi-conductor memories; optocouplers; circuit board modules having electronic functional components; voltage surge suppression components, current surge suppression components; electronic communication interface modules; radio modules; electrical plugs; key buttons; batteries