Features:1.Adopt with advanced IGBT inverter technology,Website:http://www.welldo-weld.com,strong output current2. 2T/4T function ,Pulse TIG/MMA AC/DC function , digital control3.Under Europe standard designing & making4.Over-current,over-voltage and over-heat protection5.Low welding consumption and no noise6.Excellent welding performance;stable in structures7.Suitable for pure tungsten needle8.High duty cycle;portable and light in weight9. AC output for welding aluminum,DC for welding many kinds of steels . 10.Competitive price ,nice performance .11.Complete with TIG torch & earth clamp with cable & brush & mask