The other option is buy one of their approved chargers:
Home Chargers:
ChargePoint HomeFlex Charger
Enel X JuiceBox
Model Numbers: 2JBO401RNA-PJWX-200, 2JBO481RNA-HBWX-200, 2JBX481AJ-001, 2JBX401AJ , 2JBX801AJ, 2JBX801AJ-001
Smartenit SmartElek 4500: L1 and L2 options. Must be the ev.energy...