The MILWAUKEE 12-Volt Extended Capacity Battery Pack and Charger are compatible with all M12 power tools and instruments. The M12 REDLITHIUM XC extended-capacity battery delivers 4 Ah of run time-even in sub-zero temperatures. The 12-Volt lithium-ion battery pack features REDLINK Intelligence， engineered to prevent overloads and protect against cell-damaging discharge. This 12-Volt battery has revolutionary cell monitoring and temperature regulation that prolong the battery's operation and life expectancy for fewer work interruptions and more recharges than ever. The Milwaukee M12 Battery Charger charges batteries in as little as 30 minutes， minimizing downtime for professionals. The 12-Volt battery charger has an easy-to load design and a slim profile to conserve bench-top space. Both the Milwaukee M12 battery and charger are part of the M12 System.

Fuel gauge on tool indicates when to recharge

Resists drainage when not in use

Flat-bottom base allows tools to stand upright

Compatible with all Milwaukee M12 lithium-ion tools and chargers

Recharge-status light indicators

Easy-to-load design

Includes: (1) M12 XC4.0 starter kit (48-59-2440)， (1) too bag

Compatible with all M12 power tools

Includes: 1 M12 4.0 Ah x c extended capacity battery pack 48-11-2440， 1 M12 charger and tool bag