The battery car is one-way, and you can take it on the return trip. <br/>It takes about 5 minutes to walk from the parking lot to the entrance. There is no battery car here. After coming out of the cave, walk for 5 minutes to the battery car parking lot and take the battery car. After getting off the car, reach the entrance of the cave and exit. Then walk a few minutes to the parking lot.
The battery car is one-way. It takes a few minutes to walk from the parking lot to the entrance. There are no battery cars at this stage. After coming out, take a battery car to the entrance, and then walk for a few minutes to the parking lot. You must take a battery car when you come back, because the distance is relatively long and there is no sidewalk.