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Small and electric - the relay. Stefan shows you exactly what it is and what it can do in a new episode of the Conrad Academy. The small component is an electromagnetic switch that allows or interrupts currents. How exactly this works is shown here using a practical example. You can find the relay in a car, for example, when you switch from normal light to high beam, or in a motion detector. Discover the world of technology on our website: http://bit.ly/2Dofcil Be inspired by the technology heroes - DIY projects, how-to videos or life hacks. Here you can find out everything your technology heart desires: http://bit.ly/2p71sDZ Subscribe to our YouTube channel: / conrad Follow us on Facebook, Instagram and Twitter: / conradelectr… / conrad_de / conradgermany More videos about technology & ideas in these playlists: Conrad Academy: • Conrad Academy Technology Heroes: • Technology Heroes Conrad Conrad combines first-class technology with customer-oriented service. In addition to current trends relating to TV, smartphones, radio or PCs, you will find innovations in the areas of model making and smart home. On Conrad's YouTube channel you can find out everything about 3D printing, drones or practical outdoor gadgets for makers and hobbyists. We show you the world of technology. Conrad Electronic offers competent service and clever ideas with practical solutions. We not only help with financing, but also with setting up your technical devices.