👉 Tollbars are devices that allow users to exit a vehicle from the parking lot or garage. They typically consist of two main components: an electronic control unit (ECU) and a display panel. The ECU is responsible for managing the parking system, including determining whether the vehicle is in a valid parking space or not, as well as providing information about the available parking spaces on the map displayed on the display panel. The display panel displays this information to the user, allowing them to exit their