The 72 Odyssey will require you to have a 72V compatible controller, as well as a 72V charger. The inventory Sur-Ron controller and charger are usually not suitable. Should you’re seeking a battery that is compatible with all your inventory Sur-Ron controller/charger, we suggest testing our 60V or 66V options. https://surronbattery72v12210.ltfblog.com/36256890/the-basic-principles-of-surron-ultra-bee-parts