... connectors, sensors, etcCharacter(single) double AC pulse energy storage welding, which is reliable for welding resultCPU control, high definition LED display ... prevent electrical interference (RFI) triggered over ignitionPower supply: 220v, AC, 50/60HZ, 2635watts rechargeable, 35wattes as spare, When 230V, ... , please contact us for updated Metal Wire Pulse Spot Welder,Metal Pulse Spot Welding Machine