Description: 1.Advanced MOSFET inverting technology is used,low power consuming and high efficiency. 2.PWM control technology is used, and the characteristic of constant current is good, the electric arc is always steady-going during the whole welding process. 3.Multi-function welder, which can be used in stick welding and TIG welding for many sorts of metal. 4.Well leading arc characteristic, the shape of welding line is perfect. 5.Small cubage, low weight, portable design, expecially for portable tasks or the high altitude tasks. 6.Widely used in many areas include fitment, hardware,mechanical and electronic equipment manufacturing,electric power building, bridge building and so on.