Introducing the next dimension in power with the DeWalt 20V MAX PowerStack Lithium-Ion Compact Battery 1.7 Ah 2-Pack (DCBP034-2). These batteries have 50% more power with a 25% smaller footprint and work with the 20V MAX tools you already have. These batteries provide twice the lifetime and feature 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.