Hello friends, this is very cool idea for your electronics lab, this is led checker with display minimum voltage to work the LED. This is very simple to make. Just follow all the step and make your on gadget.

Diagram :https://roboman.in/564x

Components :

1) TP4056 Module : https://roboman.in/oa0m
2) Voltmeter https://roboman.in/coeu
3) XL6009 Boost Converter : https://roboman.in/bmpo
4) Switch : https://roboman.in/zdke



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Cover songs collected from NCS youtube channel:    / nocopyrightsounds  


Track: TonyZ Road So Far [NCN Release]
Music provided by NoCopyrightNation
Watch:    • TonyZ  Road So Far (Inspired By Alan...  
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Track: Jim Yosef Moonlight [NCS Release]
Music provided by NoCopyrightSounds.
Watch:    • Jim Yosef  Moonlight | NCS  Copyrig...  
Free Download / Stream: http://ncs.io/Moonlight