Ryobi's $4,000 Riding Lawn Mower comes with stupid lead acid batteries that are destined to fail. If you already bought this mower, the best thing you can do is replace them! With Lithium-Ion Batteries!

Batteries (affiliate): https://amzn.to/46Ld3er
Battery charger: (affiliate): https://amzn.to/49tlmx9
Make sure to set the battery charger to 48v and 10a/8a.
Battery monitor if you want one: https://amzn.to/41L5h36 (Affiliate)
A good cart to hold the heavy batteries so mower doesn't tip: (affiliate) https://amzn.to/49cqQNa
A decent Lithium-Ion Riding lawnmower: https://amzn.to/3PPZYuo (Affiliate)

The products I use to make videos: https://amzn.to/3J5HYbC (affiliate)