The 72 Odyssey would require you to have a 72V suitable controller, as well as a 72V charger. The stock Sur-Ron controller and charger aren't appropriate. Should you’re looking for a battery which is appropriate along with your inventory Sur-Ron controller/charger, we suggest trying out our 60V or 66V choices. https://surron72v76284.wssblogs.com/38163785/surron-ultra-bee-parts-fundamentals-explained