Our most powerful battery in its class, the 20V MAX* DEWALT® POWERSTACK™ 5.0 Ah 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, the DEWALT® POWERSTACK™ 5.0 Ah Battery features an impact-resistant, rubber overmolded base and includes 3-LED Fuel Gauge state of charge indicator.