This battery, which is
This battery, which is patent protected by Axion, has some amazing characteristics. It last 5 times longer than any other lead acid battery, including ,AGM types. It simply does not have the dynamic charge acceptance issues of other lead acid batteries. Now they discover that if you string them together ( like for a locomotive engine or their PowerCube) the batteries self equalize the power without an expensive battery management system.
Terrific product with a Huge future.