Powersmith impact driver provides 700in.-lbs. of torque, and is designed to make sure torque is transferred to the work, not the user. Powered by lithium-ion batteries for extra power, extra run time, and over a year of power storage on a single charge. Part of the Maglithion 12V lithium-ion cordless system. One battery charges all Maglithion tools. Battery/charger kit sold separately. Volts: 12, Speed – No Load (RPM): 0-2,100, Max. Torque (ft.-lbs.): 700 in.-lbs.