Delivers more runtime, power and speed than standard lithium-ion batteries. The M12 XC High Capacity REDLITHIUM 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 degrees F/-18 degrees C. Managed by Milwaukees exclusive REDLINK Intelligence, the battery features overload protection to prevent you from damaging your cordless power tools in heavy-duty situations, while the discharge protection prevents cell damage. The temperature management system and individual cell monitoring help maximize battery life. Use this REDLITHIUM extended-capacity battery to power all of your Milwaukee M12 cordless power tools.