This experiment demonstrates the potential of the ESP32-S3 microcontroller by incorporating a straightforward circuit featuring a 1k resistor and a Zener diode. The combination of these elements allows us to study http://theengineerstore.in/products/12v-mini-spot-welding-machine-automatic-control-10awg-multiwire-portable-transistor-18650-lithium-battery-spot-welder