Single-phase, onwheels. Fan-cooled stick electrod welding machines for in alternating current(AC). Stepless regulation of welding current. This welder use the normal industrial electrodds which can not only worling under 220v but also under 380v. So this welder use the normal industrial field, etcs. 100% copper wire when export we do not match any accessary like the DIY welders, except the customer has the requirement.