The vehicle includes a light-emitting part installed in the rear windshield wiper, a front camera that captures an image of the front of the own vehicle, a control unit that causes the light-emitting part to blink in conjunction with the operation of the rear windshield wiper to display the pattern, and a processing unit that acquires the pattern displayed by the blink of the light-emitting part of the preceding vehicle based on the image shot by the front camera.

Disclosed is a vehicle outer waist belt for use in motor vehicles. The system includes an outer glass sealing element that seals between the inner environment of the vehicle and the outer environment of the vehicle, at least one reservoir on the outer glass sealing element, a camera that provides instantaneous display of the traffic status behind the vehicle in the reservoir, a side signal light compartment made of transparent thermoplastic elastomer (TPE) material that provides the return signal of the vehicle in the reservoir, an upper cover closed on the reservoir and sealing the camera, a conductive polymer with high electrical conductivity that provides the electrical connection of the camera and the side signal light compartment, and a display that allows the driver to see the instantaneous images transferred from the camera inside the vehicle.