how to make your own power bank easily from pvc

Hello friends, this time I am sharing a tutorial on how to easily make your own power bank from PVC, see it until it runs out.
how to make my own power bank for my cellphone with a used Leptop battery, there is still a lot of capacity to make a power bank.
If I get the power bank modu from my damaged power bank it can't be used anymore, I'll just take the module to make a new power bank with PVC pipes.
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