Delivers More Runtime, Power and Speed Than Standard Lithium-Ion Batteries. The M18™ Redlithium™ XC Extended Capacity Battery Is Designed With Superior Pack Construction, Electronics, and Performance to Optimize Work Per Charge and Work Over Pack Life. It Offers 3.0 Amp-Hours Of Runtime. With Built-In Milwaukee Durability, This Battery Runs Cooler and Performs In Climates Below 0°F/-18°C. Managed By Milwaukee'S Exclusive Redlink™ Intelligence, The Battery Features Overload Protection to Prevent You From Da