Milwaukee 2703-22 XC M18 Fuel Brushless 1/2-Inch Drill/Driver 18v 4.0aH Plastic / Metal Imported POWERSTATE Brushless Motor: Delivers up to 725 in lbs of torque with maximum sustained torque to complete the toughest of applications REDLITHIUM Battery Technology: Superior pack construction, electronics,and performance deliver more work per charge and more work over pack life than any battery on the market REDLINK PLUS Intelligence: Provides optimized performance and overload protection using total system communication between tool, battery and charger.