... product.Working short time,as well as saving power andmaterial.All these lead to higher profit. ... voltage is 220V)2,Input power:it depend on specified value3,Output voltage:0 to specified value ... timed) function;5,This product with(Tmax:99h99m)manual time setting function; 6,Output voltage ,current , time are all ... .en.alibaba.com/ Electrolysis/Polishing Power Source of High Frequency and double pulse