DC830KAVoltage 14.4 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 1,620 in-lbs Max. Torque 135 ft-lbs Tool Weight 3.9 lbs Tool Length 5-3/4 " Shipping Weight 10.46 lbs Includes: 1 Hour Charger, (2) 14.4V XRP™ Batteries, and a Heavy-Duty Kit Box