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°F/-18°C. Managed by Milwaukee’s exclusive REDLINK™