Drive over 500 screws per charge (with included 20V 2.0Ah battery) Delivers up to 2200 in./lbs. of torque to get your tough jobs done with ease Fast driving speed with up to 3900 IPM Onboard LED light for illumination Compatible with all HART 20-Volt Lithium-Ion Batteries 1/4" Hex Collet holds all 1/4" hex bits