At an AC charging station, AC power from your grid is equipped to this onboard charger, which converts it into DC power to recharge the battery. DC chargers deliver higher power charging (which involves much bigger AC-to-DC converters) by building the converter in the charging station instead of the vehicle https://griffinwslcu.blogars.com/31957250/an-unbiased-view-of-disney-princess-mercedes-car-charger