<div dir="ltr">-All,<div>   I know that several people have built Ryobi 18V battery connections to power the robots. Here is an item that would make that easy. It also adds a power switch and fuse. Link: <a href="https://smile.amazon.com/dp/B0B6J6GT3M"> https://smile.amazon.com/dp/B0B6J6GT3M</a><br></div><div><br></div><div>Regards,</div><div>Doug P.</div></div>