I have (4) Toro's Flex-Force L405 Power System 60 Volts, 7.5 Amp-Hrs, 405 Watt-Hrs batteries (Model 88675). I paid $360 (+tax) for each of them in 2023. Barely used.
Will sell individually for $225 each or all 4 for discounted rate of $800.
I have separate listing for Toro Chargers, if interested.