The dual-voltage XR FLEXVOLT 6 ah battery automatically changes voltage when you change tools, providing maximum runtime in 18v XR tools and the power of corded in 54v XR FLEXVOLT tools. It also includes a built-in LED Fuel Gauge for instant charge status, and is compatible with all 54v XR FLEXVOLT and 18v XR tools and chargers.
Part No: DCB546-XJ(DEWDCB546)