First to the battery, need to charge, because the vehicle is equipped with an external charging port, in the case of conditions, it is best to charge the vehicle, so as to obtain the best use experience. Of course, there is no problem in not charging when there are no charging conditions, but the vehicle is in a state of loss of power for a long time, which will lead to increased fuel consumption, decreased power performance, and increased engine noise, affecting the daily car experience.