The most powerful battery in its class, the 20V MAX* DEWALT POWERSTACK(TM) 5.0Ah Battery utilizes revolutionary pouch cell technology to deliver 50% more power, 50% more work per charge, and 2X the lifespan**. Compatible with all DEWALT 20V MAX* tools and chargers, these DEWALT POWERSTACK(TM) 5.0 Ah Batteries features an impact-resistant, rubber overmolded base and includes 3-LED Fuel Gauge state of charge indicator. | DEWALT 20V MAX POWERSTACK 5Ah Battery 2-Pack DCBP520-2