The Denchi Power M1 family of batteries is the latest in a long line of single use batteries and is designed for use in any theatre where a long run time is needed. The battery is available in three different sizes dependent upon required operational duration. It has a well proven robust case and a connecting cable long enough to allow remote connection to the prime equipment should that be needed. It has circuitry inside the battery to ensure safe use under all conditions. It offers a cost effective single use solution for battlefield use, which is simple and reliable to use.