Kobalt 20-Volt 1/2-in Drive Cordless Impact Wrench 1/2" Drive Impact wrench delivers 350 ft-lbs of torque, with 0 to 1,900 RPM and 0 to 2,100 IPM Features 1/2-in collet, built-in LED work light, heavy-duty gear housing and variable speed trigger Includes two 4.0-Ah high-capacity Li-ion batteries, impact wrench,Li-ion/NiCd charger, and hard case 4.0-Ah lithium-ion batteries charge in 45 minutes and are compatible with all 18-volt and 20-volt Lithium/NiCd charger is compatible with all Kobalt 18-volt and 20-volt batteries