Half Power Bank, Half Spot Welder

There was a time when every gizmo on AliExpress also had a big white LED so it could also work as a flashlight, but maybe the power bank is the new flashlight. [Aaron Christophel] has a battery spot welder that costs a not unreasonable 30 euros and can also be used as a novelty power bank. He subjects it to a test and teardown in the video below the break.


This is a companion discussion topic for the original entry at https://hackaday.com/2024/01/08/half-power-bank-half-spot-welder/