The M12™ NRG pack features the M12 B6 6.0 Ah battery and the C12 C M12™ charger, providing long-lasting power and reliable performance for M12™ cordless tools. The 6.0 Ah battery delivers extended runtime for demanding tasks, while the C12 C charger ensures fast and efficient recharging. This pack is ideal for heavy-duty applications, keeping MILWAUKEE® M12™ tools ready and productive on the jobsite.