The required wall connector is $900 on Amazon. See link
ChargePoint Home Flex Electric Vehicle (EV) Charger, 16 to 50 Amp, 240V, Level 2 WiFi Enabled EVSE, UL Listed, ENERGY STAR, NEMA 14-50 Plug or Hardwired, Indoor / Outdoor, 23-foot cable , Black https://a.co/d/4nrBKDb
You already have the...