DeWalt DCB549 XR FLEXVOLT Convertible 18v/54v Lithium-Ion 15.0Ah Battery A 54V Battery that has remarkable levels of power, giving you the power you need from a cordless tool. The DeWalt DCB549 15.0Ah 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 Delivers unparalleled performance and runtime Compatible with most XR and XR FLEXVOLT tools 2 Finger trigger and over moulded touchpoints enhance ergonomics State of Charge (SOC) Indicator Suited for use in tools where user is not supporting full weight of tool (e.g. breakers, mitre saws) SPECIFICATION Voltage: 18v / 54v Battery Capacity: 18v 12.0Ah / 54v 4.0Ah Cell Components: 15 x 21mm Cells Length: 138 mm Width: 87 mm Height: 97 mm Weight: 1.6 Kg *This battery is not compatible with DCR017 & DWST1-75663 TOUGHSYSTEM radios