FLEXVOLT 20V/60V MAX Lithium-Ion 12.0Ah Battery Pack (10-Pack)

The Flexvolt 12.0 mAh Battery provides up to 8x runtime in 20-Volt MAX and delivers ultimate power in 60-Volt MAX and 120-Volt MAX cordless tools. It changes voltage when you go from 20-Volt MAX to 60-Volt MAX tools. Lithium-Ion technology delivers performance in the same size as our 9.0 mAh Battery . so it is more powerful in as compact a package as possible. It also includes a built-in LED Fuel Gauge for instant charge status and is compatible with all 20-Volt MAX tools and chargers.