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  1. CnTrL.

    Making a battery to charge my laptop on the road

    Hello everyone, I guess I am a total noob when it comes to knowing how power works. I want to create a bunch of 18650 cells, they are 3.7 volts. I want to put every 5 in series so that i get 18.5 volts to charge my 19 volts laptop(I guess this is not a problem, if this can a problem please tell...
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