How to Make Continuity Tester/LED and motors Tester

Now we make a Continuity Tester circuit at Home. Continuity Tester working with toy Motor, LED , Indicator ..etc. More Videos : Photo Print on Mug : /watch/c0-IWbTsXYVsI Homemade Hair Dryer: /watch/s2=t&o_muBuU1cjZ1t Homemade Battery Lighter /watch/k_ZHdCvXNJUXH Follow us : https://fb.me/romeoandscience

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