48-11-1828 Milwaukee M18 Redlithium XC Extended Capacity Battery 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 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 extended-capacity battery to power your Milwaukee M18 cordless power tools.REDLINK Intelligence: Provides optimized performance and overload protection using total system communication between tool, battery and chargerBest-in-class construction: Offers long-lasting performance and durabilityFuel gauge onboard: Displays remaining runtime for less downtime on the jobAll-weather performance: Delivers fade-free power in extreme jobsite conditionsVersatility: Powers more than 40 Milwaukee M18 cordless power tools