The Milwaukee M18 Fuel One-key Impact Wrench features a Powerstate Brushless motor delivers up to 1,000 ft./lbs. of fastening torque and 1400 ft./lbs. of nut-busting torque, providing users a cordless solution that will eliminate the need for corded impact wrenches. The industries most compact cordless High Torque Impact wrench allows for more access in tight spaces. Redlink Plus intelligence prevents damage to the tool and battery due to overloading or overheating. Red batteries deliver more work per charge and more work over the life of the battery. Compatible with One-key, this is the industrys first High Torque Impact Wrench that wirelessly connects to a smart phone to Customize, Track and Manage a tools performance and location. Unlimited Tool Customization allows you to connect to the tool and access predetermined set-ups for specific fasteners and materials or have complete control over output speed and power for the specific application at hand.