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  1. D

    Hello, from Zimbabwe, Africa

    I've been reading a lot about building power packs and then I bumped into this forum I am looking to build a 3kWH battery pack to power my Dell Inspiron 15 5570. Here in Zimbabwe, our electricity grid is old and archaic so there are lots of blackouts. So I want something that can power the...
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    18650 battery pack for 65W laptop that powers it for +50hours

    Hello. I want to build a power bank/power wall that is able to power a laptop that draws 65W at peak and comes with a 45Wh battery. 1. What battery configuration (xSxP) works best if I need to use the laptop for say 50 to 80 hours (5 days/10 hours/day) plugged into the power bank? I have access...