FEATURES AND BENEFITS: A 54V Battery that has unprecedented levels of power State of Charge (SOC) Indicator On a new XR FLEXVOLT power tool the battery voltage steps up to deliver GAME CHANGING LEVELS OF PERFORMANCE One battery for multiple use and extended runtime Same size as DCB547 9AH XR FLEXVOLT battery Includes transport cap for safe transportation of batteries meaning it isn't a class 9 dangerous product 216Wh of Energy 22mm High Capacity Battery Cells SPECIFICATIONS: Voltage: 18v / 54v Battery Capacity: 18v 12.0Ah / 54v 4.0Ah Cell Components: 15 x 21mm Cells Wh Without Transport Cap = 216 Wh Battery for Power Tool Wh With Transport Cap = 3 x 72 Wh Battery for Transport Length: 138 mm Width: 87 mm Height: 97 mm Weight: 1.1 Kg