LONGEVITY Tigweld 200sx - 200 Amp AC DC Tig/Stick Welder with Digital Display 110v 200v The unit features high frequency start tig and includes a foot pedal for great tig welding control and operation The stick welder operates on 110v and 220v volts and is capable of welding 7018, 6013, and other stick welding electrodes With the flip of a swtich, you are able to weld aluminum in AC mode. Features pre-flow, post flow, and clearance effect (balance) function for greater welding control Great machine for the hobbyist or professional with an easy to use panel. Excellent heat control Extemely portable weighing 37 lbs and easily carried to any job on site or offsite. The 110v adapter makes it easy to connect to a standard usa outlet.