The DeWalt DCB547-XJ XR FLEXVOLT battery offers ultimate flexibility and power for both 18V and 54V tools. With an impressive 9.0Ah capacity, this battery delivers exceptional performance, even under the toughest conditions. Perfect for professionals who want to combine the power of a corded tool with the freedom of a cordless one. Special features Powerful 54V battery for impressive performance comparable to corded machines Compatible with both 18V and 54V machines, for versatile use FLEXVOLT technology offers flexible voltage: 54V when used in FLEXVOLT machines, 18V when used in regular 18V machines 9Ah capacity ensures long working times without intermediate charging No hassle with extension cords or generators, work faster, more efficiently, and safer Designed for heavy-duty conditions, with consistent performance under any working condition Technical data Battery voltage: 18/54 V Battery capacity: 9.0 Ah Product dimensions (L x W x H): 138 x 87 x 97 mm Product weight: 1.46 kg Standard included 1x