The 18V 6Ah Lithium-Ion battery guarantees longer runtime for greater performance and productivity. The battery procure protection against over-heating, overload and high discharge. Battery ensures double the runtime of 3Ah battery, maintaining the same size and weight. It is suitable for use with DC18RA, DC18RC as well as DC18RD chargers. It consists of a LED battery capacity indicator certifying optimum usage. Battery reaches full charge in just 55 minutes.