Milwaukee 2753-22CT M18 Fuel 1/4 Hex Imp Driver Kit POWERSTATE Brushless Motor delivers 1800 in-lbs of fastening torque for faster driving speeds REDLINK PLUS Intelligence prevents damage to the tool and battery due to overloading or overheating REDLITHIUM Batteries deliver more work per charge and more work over the life of the battery 4-Mode DRIVE CONTROL provides greater control over output speed and power