Flex Core Welder, 115 Volt, 70 Amps, Portable, Thermal Overload Protection, Infinite Wire Feed (Campbell Hausfeld WF215001AV) Trigger Activated Arc keeps weld wire electrically cold until trigger is pulled. Four heat settings to match metal thicknesses up to 3/16 inch Independent drive deck transformer delivers a consistent wire speed that's infinitely adjustable for a smooth, even weld bead. Thermal overload protection to avoid overheating Welds with flux-core wire, no gas required. 70 Amp Wire Feed Welder. Runs on 115V current. Weld/ ground cable length: 8 feet Robust steel case for portability and durability Infinite 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 support