How to make super 20000mAh power bank | 100W Fast charge power bank.

1 167 просмотров · 2 мес. назад

KingSener

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1 167 просмотров · 2 мес. назад

How to make super 20000mAh power bank | 100W Fast charge power bank. In this video, I will show you how to make a power bank with fast charging and output using four 21700 batteries. It has a total capacity of 20,000 mAh and can charge your phone multiple times, as well as your laptop.