Dual heat setting. Variable wire speed control allows adjustment for smooth, even weld bead. Thermal overload protection, automatically shuts off to avoid overheating. Professional torch equipped with trigger activated arc for easy start. Includes: Flux core wire, quick start guide, and 2 contact tips. 115V. 20A input, 70A DC output. Duty cycle: 20% at 70A. Wire sizes: .030" and .035" on 4" or 8" spools. Welds from 18-gauge to 3/16" steel.