McMaster 1989N44 Torque and Angle Measuring Socket Adapter, 1 2" Square Drive, 3 7 8" Overall Length G4195572 500 RPM Built In Light Yes 500 RPM Built In Light Yes Power Source Cordless Charger Included Yes Number of Batteries Included 2 Wireless Tool Tracking No Anti Kick Back No Min Overall Length 30 mm –Mexico–Canada Agreement (USMCA) Qualifying Yes Additional Specifications SDS 6 N m Clockwise ±2% Counterclockwise ±2% Maximum Rotation Speed 300 rpm Angle 5° to 360° Angle Percentage Accuracy ±1% Material Chrome Plated Steel Batteries Included Yes Battery Size AAA Container Type Plastic Case Display Type Digital Drive Type Nonimpact Number of Batteries Required 3 Performance Angle Measuring Socket Type Torque and Angle Measuring Adapter Sold As Individual Torque Adjustability Adjustable Units of Measure in·lbf