Featuring a fan cooled motor powered by De Walts 4.0 Ah 18V XR Lithium Ion battery technology, the DCF889 is ideal for a wide range of fastening applications, thanks to its impressive 1500rpm maximum operating speed, excellent impact rate & high torque output. Manufactured with ergonomics in mind as well as power, the DCF889 features excellent grip points, lightweight construction & even a built in LED worklight that illuminates the work area without the need for an external light source. Please Note: This is a bare unit. No Battery or Charger is included. Use with De Walt 18V 4.0 Ah XR Lithium Ion battery packs.