100W (2.65VAC) Power unit with Infinitely Variable Output control, Pilot light, 1 AMP Circuit Protection & Heavy-duty aluminum case, 220V. Durable, User-friendly hand piece with four foot (1.22m) AWG 14-2 HPN cord set. Copper clad, stainless steel electrodes, 5/64" (1.98mm) Dia., 1-½" Length. Easily customizable with approx. 3/8" opening upon shipping. Rugged, Industrial Footswitch with 6 foot (1.83m), three-wire cord and NEMA 5-15 P/R piggyback plug.