DC840KAVoltage 12 V Drive Size: 1/2" square with detent pin retention in No Load Speed: 0-2,400 rpm Impacts/Min: 0-2,700 bpm Max. Torque: 1,440 in-lbs Max. Torque: 120 ft-lbs Tool Weight: 3.6 lbs Tool Length: 5-3/4 " Shipping Weight: 9.82 lbs Includes: 1 Hour Charger, (2) 12V XRP Battery Packs, and a Heavy-Duty Kit Box