DIY Portable Spot Welder Machine 18650 Battery Various

Wide choice of welding power source, 18650 lithium battery power supply or 12V car battery.The controller adopts single-chip microcomputer control, the output is accurate, and the welding quality is guaranteed.The controller has an LCD display screen that can display welding parameters.The soldering pen and the input wire are connected by cold-pressed terminals, which is convenient for disassembly and replacement.The controller adopts automatic welding , while retaining the manual interface.The controller is mainly for welding 0.1mm-0.15mm -plated .The energy must gradually increase from 01, and the maximum cannot exceed 50. Otherwise, the controller will be damaged.