M12 12-Volt Lithium-Ion 4.0 Ah and 2.0 Ah Battery Packs and Charger Starter Kit

The MILWAUKEE 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 4.0 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 users from damaging their 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 Milwaukee M12 cordless power tools.