... load speed5000rpmSizelength22cm*diameter5.5cmN.w0.9kgOpening wrench12-14Opening wrench14-17Lithium battery power12VProduct advantage1, scraping the skin quickly, high quality, ... reverse is negative, the red line of by the anode, the black line is negative5, open the switch ... choose our company’s charger for the use of lithium electric power, otherwise will have incalculable consequences.the common ...