1,800W (6.9VAC) Maximum Output Power Unit with 23 Unique Power Settings, Lighted Rocker, 15 AMP Circuit Protection & Heavy-duty aluminum case. 110V. 7" (17.75cm) total length, 4 ft. 6 AWG high-strand DLO cable Copper-clad, stainless steel electrodes, .125" (3.18mm) diameter Approxiamate 1/2" opening between electrodes upon shipping Electrodes may be formed, notched or gound to fit specific applications Ring Terminal connection style Rugged, Industrial Footswitch with 6 foot (1.83m) cord.