VEVOR TIG/MMA Plasma Cutter CT520D 3 in 1 Combo Welding Machine Tig Welder 200A Arc Welder 200A Plasma Cutter 50A Non-Touch Pilot Arc Plasma Cutting Machine Dual Voltage 110 220V

When Tig, you need to use 100% argon.

Yes, it does.

If you want to weld aluminum, you need an AC machine.

Here is the link to the manual: https://d2v0huudrf11kh.cloudfront.net/vevor-center-goods/4_1679464348326.pdf.<br/>

WP-9.