The dual-voltage 20V/60V MAX FLEXVOLT® 9.0 Ah battery automatically changes voltage when you change tools, providing up to 6X runtime in 20V MAX tools and the power of corded in 60V MAX* and 120V MAX* tools.

Take on tough jobs with this battery because patented technology and large format cells mean it runs cooler than the leading competitor 9.0 Ah battery pack under a constant discharge. This is the battery for FLEXVOLT® power and long runtime. Features: 180 Watt Hours of energy in each battery pack (360 Watt Hours combined) 9.0 Ah capacity when used in a 20V MAX* tool Compatible with all 20V MAX*, 60V MAX* and 120V MAX* tools 6X the runtime compared to DCB201 1.5Ah Battery LED State of Charge Display