12v 2300rpm 98nm 1/4hex. Note: Package includes tool, Battery: ACB-1220M, Charger: ACC-1220 in a molded case. Specifications: Battery Charging Time: 1-hour auto cut-off Impacts Per Minute: 3000 Max. Torque - ft-lbs: 72 Max. Torque - Nm: 98 Output Drive/Hex - in: 1/4 Speed - No Load rpm: 2300 Voltage (V): DC-12.0 Weight - lb: 3.8