The Stanley FatMax® V20 18V Impact Driver with 2 x 2.0Ah Li-ion Batteries and Kit Box features new and improved battery technology with no memory effect and minimal self-discharge. The V20 Lithium-ion battery pack is ready to go to work whenever you are and wherever the job takes you with an integral battery state of charge indicator for convenient monitoring of battery charge levels. Including a powerful motor providing up to 2 800 RPM 3 100 BPM and 165Nm of torque for efficient driving of large fasteners and other high torque applications. With a quick release chuck for easy bit changes to get the ideal drilling width for the job. Featuring an integral LED work-light for improved visibility in all working conditions for improved visibility and clarity. Complete with two 18V Stanley FatMax V20 Cordless System batteries that can be interchanged with your V20 power tools using a common new and improved 18V Lithium-ion battery for longer runtime and power to get the job done.