DC arc and tig welding (with Tig kit). Welding is via scratch striking. Current range of 5-130 amps. -Turbo fan cooled. -Uses 1.6 - 3.2mm electrodes. -Overload protection. -Includes accessories. Specification: Input voltage 230volts. Absorbed power 4.1kw. Open circuit voltage 85 volts. Welding current range 5-130 amps. Dimensions 315 x 135 x 210mm. Weight 5kgs