The rated duty cycle of the inverter welder is 60%. With this feature, this welder will protect you and your welder from any long-term damage. It may be irritating when the welder automatically shuts off, but you can ensure that this MIG welder will last longer. Widely used in welding household water pipes, gas pipes, stainless steel iron pipes, copper pipes, aluminum pipes, water tank electronic components, circuits, etc. Product attributes: Product name: Electric welder Material: Metal shell Input voltage: AC 220V No-load voltage: 62V Current adjustment range: 30-350A Applicable welding rod: 2.0-3.2mm Applicable welding wire: 0.8-1.0mm Insulation grade: F Load maintenance rate: 60% Features: Multiple protection, adjustable current, dual voltage Dimensions: Length: 34cm/13.39 inches, width: 18cm/7.09 inches, height: 15cm/5.91 inches Machine weight: 4.87KG Features: LED digital display, adjustable current, magnetic ring transformer Notes: Due to differences in light and screen settings, the color of the product may be slightly different from the picture. Due to different manual measurements, please allow slight differences in size. Product List: 1 x welding machine 1 x welding gun 1 x welding gun cable 1 x welding grounding clamp 1 x welding wire (disc plastic seal) 1 x mask (with mirror) with hand rest 1 x brush 1 x gloves 1 x user manual 1 x goggles SPETLEK 3-in-1 MIG Welder 350A, MMA/TIG/Gasless, 220V in Red