Mario & luigi rc car, carrera battery modification

mario & luigi battery replacement/modification..
very cheap and easy.
product: amzn.to/3UWguKV

[@m4yh3m121]

I did the upgrade to my one and it hit 88mph and disappeared!!

[@leoanncarlom.sanjuan5372]

If it's ok to 3.7v even it's 3.2v

[@troydaboyzzz]

🤷‍♂️😅