An electric car has a 48 V/800 W motor, four wheels and a maximum speed of 25 kilometers per hour. C

Of course you can change it. It's just that the power supply has changed, nothing else has changed. Have you just thought about the range of electric vehicles and the cost of replacing solar panels. If you replace it with a small one, the power supply capacity will be insufficient and the cruising range will be short. If you replace it with a larger solar panel, although the power supply capacity will increase, the cost will increase significantly. Think carefully