It's okay. Byd's new energy car can be charged at home. Directly use the portable charger, plug into the 220V household socket can be charged. Home charging piles generally only support slow charging, if the owner needs to charge fast, it can only be charged outside the charging station.
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In fact, BYD Song DM home charging method is very simple, as long as the home 220V 16A three-eye socket can charge the car. And it's the cheapest way to charge. It's cheapest to charge your car at night when electricity prices trough.