How to Make a 12 volt Battery Charger with a Laptop Charger

Here you can see the products which i used in this video
AliExpress goo.gl/u1Wmoj
Amazon amzn.to/2OyYDII
See my blog video:diy-tipstricks...
In this video I'll show you how to charge a 12 volt battery with a laptop charger and a Dc to Dc Step Down Converter
Also in this video I will show and explain how to use the LM2596 module as a voltmeter and as a voltage converter and how to calibrate
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