Product Description:Model:XR FLEXVOLT 6.0Ah BatteryCapacity:6.0AhVoltage:Steps up to 54V for unprecedented powerCompatibility:Works with all 18V XR toolsWorks with all 54V XR FLEXVOLT toolsCompatible with all 18V XR chargers SKU: DWT.S.P.DCB546 Brand: DEWALT Country of Manufacture: China Supplier Part Number: DWS/P-DCB546 Voltage Rating: 18V/54 V Unit of Measure: PCS