FLEXVOLT 20V/60V 9.0Ah Extended Capacity Battery Two Packnbsp;DCB609Description:The dual-voltage 20V/60V MAX FLEXVOLT 9.0Ah battery automatically changes voltage when you change tools, providing up to 6X the runtime in 20V MAX tools and the power of corded in 60V-120V MAX tools. Take on tough jobs with this battery. Patented technology and large format cells mean it runs cooler than the leading competitor 9.0Ah battery pack under a constant discharge. This is the battery for FLEXVOLT power and long runtime.Features: 9.0Ah capacity when used in a 20-Volt MAX tool. Compatible with all 20-Volt MAX, 60-Volt MAX, and 120-Volt MAX tools. Compatible with all 20-Volt MAX chargers. LED display with charge level. Lithium Ion technology. Pack Includes:(2) 20V/60V MAX FLEXVOLT 9.0Ah Battery 2PK (DCB609)