DeWalt DCBP034-XJ 18v XR Compact Powerstack Battery The DeWalt DCBP034-XJ 18v XR Compact Powerstack Battery Pack is the next dimension in power to come from DeWalt Power Tools. The DeWalt Powerstack 18v battery system is capable of manoeuvring into those hard-to-reach areas and tight workspaces, with a battery engineered 25% smaller and 15% lighter in comparison to the DeWalt DCB183 18v XR 2.0Ah battery. DeWalt’s Powerstack 18v XR technology works with the complete line of 18v XR tools and chargers - bringing a new lease of life and power to existing power tools. FEATURES The stacked pouch cell battery technology provides a low impedance construction meaning that the rate of flow of electrons is much higher thanks to the innovative internal pouch battery connectors and electrodes providing a greater surface area vs a traditional cylindrical battery cell type A low impedance construction translates into much higher max watts out, providing more power to your power tools and unlocking the 18v power tool potential to new heights - increasing the application speed significantly Stacked pouch cell batteries also benefit from superior thermal performance vs cylindrical batteries. This ultimately increases battery durability, improves the cycle life and results in a much greater return on investment for your kit 25% more compact, 15% less weight and a unique rubber overmold as a complete battery pack vs a DeWalt DCB183 18v 2.0Ah Battery Pack Works with the complete line of 18v XR tools and chargers SPECIFICATION Voltage: 18 Volt