Should for welding process requirements high and light road mobile convenient of welding occasions, can welding fine of microelectronics components, and IC leads, precision parts of welding, power diode, and phone battery, and phone shell, and electronic components, and vacuum cup, and stainless steel Bowl, and sensor, and tungsten, and aluminum, and notebook computer shell, and electrical accessories, and filter device, and nozzle, and stainless steel products, and golf head, and zinc alloy crafts, welding