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In this video we show how to make a continuity tester. It's a very easy and useful circuit, both for electronics and electrical work in general. I hope you like it. LEDs: http://www.gearbest.com/diy-parts-com... http://www.gearbest.com/diy-parts-com... Purchase components: http://www.gearbest.com/electrical-to... Help translate and add subtitles to the videos: http://www.youtube.com/timedtext_cs_p... More project details: http://canaleet.blogspot.com.br/ More videos at: / eletronicaetecnologia Send a picture of your assembly to be published, e-mail: [email protected] Legal notice All information obtained on this site and social media pages related to it are for INFORMATIONAL purposes only. Canal Eletrônica e Tecnologia is NOT responsible for any damage or loss caused by the execution of actions related or not to the content described here. Always look for a qualified professional, follow the rules and use protective equipment for any work involving electricity.