This is a Miller Maxstar 150S it is a stick welder and it works great just dont use it. It could use a new plug. This one is similar to the one in the link other that its older and does not have the M.V.P. The welder can be ran on 120 or 220 though. If any questions please ask.
$300 obo
http://www.millerwelds.com/products/stick/product.php?model=M00142
$300 obo
http://www.millerwelds.com/products/stick/product.php?model=M00142