M18 Fuel, 18V, 1/4" Impact Driver Kit, Powerstate Brushless Motor Runs Cooler, Lasts Longer & Delivers Faster Application Speed, 1,6000 IN/LB Peak Torque, No Load Speed 0-2,000 RPM, 0-3,600 No Load Impact, Red Link Plus Electronic Intelligence Allows The Operator To Choose Between 3 Fastening Modes With Milwaukee's Proprietary Drive Control Feature, Includes Two M18 Red Lithium XC 4.0 Extended Capacity Battery Pack, M18 & M12 Multi-Voltage Charger, Belt Clip & Carrying Case.