Did you ever see a thin metal tab bonded to a battery terminal with little pock ... is what led [Erwin Ried] to purchase a small, battery-powered spot welder from a maker in Korea and test it ...

[Aaron Christophel] has a battery spot welder that costs a not unreasonable ... Alongside all this, there’s also a small chip for that power bank functionality. Charging is via USB-C, though ...

Build Guide: Car Bundle: https://malectrics.eu/v4-car-battery-bundle-assembly-instructions/ Lipo Bundle:https://malectrics.eu/v4-lipo-battery-bundle-assembly ...

This is the latest V3 of the Arduino Spot Welder. The previous V2 can be found here https://github.com/KaeptnBalu/Arduino_Spot_Welder_V2 This Spot Welder can be used ...