This 20V MAX* Brushless 2-Tool Kit includes one XR hammer drill/driver, ATOMIC impact driver, two 4.0Ah batteries, a charger, and kit bag. Both tools are equipped with a high-output brushless motors to help you tackle demanding projects. The DCD805 Hammer Drill/Driver is equipped with a 3-position, pivoting LED for enhanced visibility in dimly lit work areas. At less than 4 in. in length, the ATOMIC 20V MAX* 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-lb of torque and 3,250 rpm for driving large-diameter screws. The DCB240 20-Volt MAX 4 Ah compact lithium-ion battery provides the highest capacity within the DEWALT 20V MAX compact battery lineup.