Features:1. Advanced(MOSFET)inverter technology with high duty cycle;large output power; deep welding pentration.2.Hot start,Website:http://www.welldo-weld.com,arc force,over load protection;no noisy and little spatter.3.Compact;portable;high effective and low consumption;stable welding current.4.Fan-cooled;lightness and energy-saving.5.3 PCB boards surface coated with insulating paint for preventing erosion by humid and corrosive gases.6.Single knob adjustment make it simple and convenient to operate.7.Applicable for welding of all kinds of ferrous matals such as low carbon steel,medium carbon steel and alloy steel,etc.8.Complete accessories--electrode holder and earth clamp with cables,mask,brush and carton box.9.High duty cycle,most suitable for Asia and Middle East market .