The ECO-336B streamline battery powered cutting tools have a powerful 6 ton output for handling the most difficult of tasks. The ECO-336B is designed for steel core conductor, but also has the added feature of being able to handle copper and aluminum conductor up to 500 MCM.; No need for another battery system. This tool operates on the same 14.4 volt battery used in all of the Huskie Robo tools. Just like the rest of our battery powered tools, energized lines will not affect the operation or performance of the tool.