Introducing the next dimension in POWER with the 20 V max DEWALT POWERSTACK compact battery two-pack. These batteries have 50% more power with a 25% smaller footprint and work with the 20 V max tools you already have. These batteries provide twice the lifetime and features an impact-resistant, over-molded base with non-marring material. Take advantage of our lightest and most powerful battery as the rubber over-mold base and twice the lifetime combine to form a dependable lithium-ion solution.