Durable metal frame battery construction with shock responsive separators preventing pack failure from excessive vibrations or drops. Water protection routes water away from the electronics & out of the battery pack. Can be used in extreme temperatures down to -20 °C without compromising on runtime and battery life. On-board battery fuel gauge helps the user to maximise his battery run-time efficiency. Battery pack capacity : 4.0 Ah Battery type : Li-ion Supplied in : n/a System : M18.The Milwaukee M12-18FC M12-M18 Rapid Fast Charger is perfect for charging your M12, M14 and M18 batteries packs quickly. Ideal for professional tradesmen or DIYers that have Milwaukee batteries and power tools. It charges 2.0Ah, 4.0Ah, 5.0ah, 6.0Ah and 9.0Ah battery packs and can charge an M12 and M18 at the same time. Its REDLINKT technology intelligently communicates with the battery pack to monitor cell voltage and temperature. It also optimises performance and protects and extends the battery life of your M12, M14 and M18 battery packs. This is supplied on its own, battery packs are not included. Battery type - Li-ion System - M12 and M18 Battery Pack Capacity - 2.0Ah, 4.0Ah, 5.0Ah, 6.0Ah and 9.0Ah Charging Time - 26mins, 47mins or 59 mins Weight - 0.77kg. This item is in the category "Home, Furniture & DIY\DIY Tools & Workshop Equipment\Power Tool & Air Tool Accessories\Power Tool Batteries". The seller is "dvspowertools" and is located in this country: GB. This item can be shipped to United Kingdom, Ireland, Germany, France, Italy, Spain, Austria, Belgium, Bulgaria, Croatia, Republic of, Czech Republic, Denmark, Estonia, Finland, Hungary, Latvia, Lithuania, Luxembourg, Netherlands, Poland, Portugal, Slovakia, Slovenia, Sweden, Liechtenstein.