How to make continuity testing Circuit at home || diy all component testing Circuit ||

thanks for watching the video 🙏
⚫used components in this project
1 :- bc547 transistor 2 :- LED 3 :- 100ohm resistor 4 :- small buzzer 5 :- 3.7 volt lithium battery
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#electronictester #continuitytester #circuttester #simpletester #diytester #testingcircuit

[@venkateshvenkat7057]

Good try

[@worldamazingfacts9631]

Nice

[@venkateshvenkat7057]

Y this use cuntinute tester