DeWalt DCB548 XR FLEXVOLT Convertible 18v/54v Lithium-Ion 12.0Ah Battery A 54V Battery that has remarkable levels of power, giving you the power you need from a cordless tool. The DeWalt DCB548 12Ah XR FLEXVOLT Battery is compatible with all 18V XR & 54V XR FLEXVOLT systems and has a visual state of charge indicator for less downtime. The voltage steps up to 54V to deliver unprecedented power. Included transport cap enables ease of sending through courier and postal services as a non-Class 9 product and protects battery terminals when not in use. FEATURES 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 SPECIFICATION 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 *This battery is not compatible with DCR017 & DWST1-75663 TOUGHSYSTEM radios