Power Every DEWALT 20V MAX Tool — Available in 2.0Ah and 5.0Ah DEWALT 20V MAX batteries are the foundation of one of the largest cordless tool ecosystems in the world — compatible with 200+ DEWALT 20V MAX tools including drills, saws, sanders, nailers, blowers, and more. The integrated 3-LED fuel gauge shows remaining charge at a glance, and lithium-ion chemistry means no memory effect and charge retention up to 18 months. Voltage: 20V MAX lithium-ion Fuel Gauge: 3-LED state-of-charge indicator Chemistry: Lithium-ion — no memory effect, holds charge up to 18 months Cold Weather: Maintains performance down to -15°C Compatibility: All DEWALT 20V MAX tools (200+ tools) Warranty: 3-year limited warranty The 2.0Ah is compact and lightweight for drills, drivers, and light-use tools. The 5.0Ah delivers extended runtime for circular saws, reciprocating saws, and high-draw tools.