Create packs using new or existing lithium cells, adjust capacity & voltage, and visualize your configuration instantly. Perfect for DIYers, engineers, and battery enthusiasts! . In this mode, you can choose your battery voltage and battery size and a battery will be generated using a basic rectangular shape. In this mode, you define a custom shape using points that are formed into a containment polygon that selects cells. At the beginning everything is possible: changing pack dimensions, using different cells or varying pack cooling. Just top-tier components, American-built precision, and power you can trust. Give your Lithium Battery a second chance.