This 2-tool brushless kit features a 1/2 in. drill/driver, 1/4 in. impact driver and two DEWALT POWERSTACK batteries. The DCF787 impact driver has a compact and lightweight design to fit in tight spaces with up to 1,500 in-lbs. of torque. The DCD778 Hammer Drill/Driver’s brushless motor provides 340 unit watts outs (UWO) and also includes an LED to provide optimum illumination in dark spaces . Both tools feature an ergonomic design for balance and easier tool control. They are backed by a 3-year, limited warranty so you can buy with confidence. DEWALT POWERSTACK batteries are our most powerful, most compact, and lightest weight 20V MAX* batteries**, with 50% more power, 25% more compact, and 15% less weight than the DCB203** . The DEWALT POWERSTACK compact batteries work with all DEWALT 20V MAX* power tools and chargers.