DEWALT DCF850E1 ATOMIC 20-Volt Maximum Lithium-Ion Cordless Brushless Compact 1/4 in. Impact Driver Kit with 1.7 Ah Battery and ChargerAt less than 4 in. in length, the Atomic 20-Volt MAXIMUM x 1/4 in. Brushless Cordless 3-Speed Impact Driver can handle tight applications like narrow cabinetry or framing without the need for an additional tool. Though the Impact Driver is lightweight and compact in size, it does not sacrifice performance with its brushless motor that delivers up to 1,825 in. lbs. of torque and 3,250 rpm for driving large-diameter screws. Illuminate dim workspaces for enhanced visibility with the 3-LED on-board work light and keep your workflow consistent. This cordless kit includes our most powerful, most compact and lightest weight 20-Volt MAXIMUM x battery, with 50% more power, 25% more compact and 15% less weight than the DCB203. The DEWALT POWERSTACK compact battery work with all DEWALT 20-Volt MAXIMUM x power tools and chargers.DCF850: maneuver with ease: compact, under 4 in. design for optimized ergonomics and access to difficult-to-reach spotsDCF850: high-performance brushless motor delivers 1,825 in. lbs. of torque and 3,250 rpm to drive large-diameter screwsDCF850: pro-level control and precision with a variable 3-speed triggerDCF850: brighten dark work areas: integrated 3-LED work light enhances visibility in dimly lit spacesDCBP034: 50% more power in a 25% more compact batteryDCBP034: designed to resist wear-and-tear: durable, over molded base provides impact resistanceDCBP034: long-lasting: battery provides 2 x lifetimeDCBP034: 20-Volt maximum x system compatibility: battery works with all DEWALT 20-Volt maximum x tools and chargersDCBP034: avoid unplanned work stoppages: led fuel gauge displays state-of-chargeDimensionsProduct Depth (in.)11.8 inProduct Height (in.)9.438 inProduct Width (in.)3.125 in