At an AC charging station, AC power from your grid is supplied to this onboard charger, which converts it into DC power to recharge the battery. DC chargers present higher power charging (which needs much bigger AC-to-DC converters) by creating the converter into your charging station instead of the vehicle https://data-capturing-from-websi66643.blogscribble.com/33032868/an-unbiased-view-of-120w-car-charger