solid powerbank battery case?

[m03da (a bear.)]

Interesting 'DIY Power Bank kit/shell' - bidirectional PD100W, 6x 21700 in "parallel"/individual, no soldering required.

[Screenshot 2025-08-07 12.13.17] I came across this high power/100w DIY power bank housing on Aliexpress, which looks interesting. Most of the high power/100w (or more) DIY power banks on Aliexpress, rely on at least 2 or more batteries to be placed in series, which could create some issues if the batteries aren’t properly balanced/charged by the power bank. This one (most often shown as the ‘ZY-Q6’) stands out, because it doesn’t have the batteries in series (as far as I can tell), but vis…

I’ll be testing this one!