Introducing THE NEXT DIMENSION IN POWER™ with the 20V MAX* DEWALT POWERSTACK™ Compact Battery and Charger Kit . This battery has 50% more power with a 25% smaller footprint** and works with the 20V MAX* tools you already have.. This battery provides twice the lifetime** and features an impact-resistant, overmolded base with non-marring material. Take advantage of our lightest and most powerful battery** as the rubber overmold base and twice the lifetime** combine to form a dependable lithium-ion solution. The charger included is also compatible with all DEWALT 12V MAX*, 20V MAX* and FLEXVOLT™ Batteries.