... wires, battery charging and vehicle boosting.- Adjustable welding current of electric welder specially suitable for thin steel plate.- Solid state relay ... .8mm+0.8mm1.2mm+1.2mm1.5mm+1.5mmOutput of electric weld40-60V, 60-180A40-65V, 60-200A40-65V, 60-230AWelding ... side welding gun, pneumatic double side welding gun, booster cable. Multi-function spot welder