DEWALT Flexvolt 20V & 60V MAX Lithium-Ion 9.0 Ah Tool Battery, 2-Pack is designed to deliver exceptional power and versatility for your most demanding tasks. These innovative FLEXVOLT® batteries automatically switch between 20V MAX* and 60V MAX* voltages depending on the tool you are using, providing maximum compatibility and performance. With a high capacity of 9.0 Ah, this 2-pack ensures long-lasting energy to keep your tools running efficiently. The batteries recharge quickly, reaching full charge in just 60 minutes, so you can spend more time working and less time waiting. Whether you need power for heavy-duty applications or extended job site use, these DEWALT batteries are engineered to keep you going strong. Model Number: DCB609-2