Introducing THE NEXT DIMENSION IN POWER with the DEWALT POWERSTACK 20V MAX Compact Battery 2-Pack. Get 50% more power with a 25% smaller footprint using batteries that work with the 20V MAX tools and chargers you already own. These batteries provide twice the lifetime of standard cylindrical cell batteries and feature an impact-resistant, overmolded base with non-marring material. Enjoy our lightest and most powerful battery, as the rubber overmolded base and twice the lifetime combine to form a reliable lithium-ion solution.