Some parking space will be enough for smaller vehicles in size but there are others that are too small that it needs a lot of effort to park a car correctly. A driver will a long car will struggle to park in a tight space more than that of a mini car. To help drivers in such cases, automotive experts have come up with various parking sensors. You may have seen most with a rear-facing camera that displays the rear of the vehicle. A driver can clearly see what is behind the car to reverse with ease.