Short Tubular Inverter Battery - Dyna Plus batteries are designed to provide quality that is reliable and consistent, as well as additional reserve power and rapid charging capabilities. They are made using cutting-edge Tubular Plate technology. Due to their design with a thorough discharge cycle, these batteries have a higher backup capacity and a longer lifespan. Dyna Plus batteries are designed to satisfy a variety of energy needs, with power options ranging from 110 AH to 240 AH.