48-11-1822 Milwaukee Electric M18,High Capacity,Red Lithium Battery (48-11-1822)

Milwaukee's V18 battery offers longer run-time and lighter weight than a standard 18V NiCd battery.Unique Li-ion chemistry and intelligent technology allows the V18 battery to deliver fade-free power until end of discharge.Also this battery has superior cold weather performance which can be used down to -4°F (-20°C). Not for use with tools 1108, 3108, 5364, and 6516.