Milwaukee® Battery Starter Kit, Series: M18™, 5 Ah Battery, 18 VDC Charge, For Use With: M18™ XC™ 5.0 Battery For Use With All Milwaukee M18™ Tools, M18™ and M12 Multi Voltage Charger For Use With All M18™ and M12 Battery Packs
The M18™ REDLITHIUM™ XC5.0 deg F/-18 deg C). Managed by Milwaukee® 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. It also provides full system compatibility with 60+ M18™ cordless solutions. Upgrade to the M18™ REDLITHIUM™ XC5.0 Battery Pack to instantly increase the run-time and durability of your M18™ cordless tools.