Photon Supreme Polyphony White 18.5mm Parking Sensor is one of the latest and most advanced products in vehicle parking sensor technology. This sensor is designed to prevent possible collisions during vehicle parking and to assist drivers in parking manoeuvres. This sensor, which is very compact with its 18.5mm size, can be easily mounted on the front and rear of vehicles. Photon Supreme Polyphony White 18.5mm Parking Sensor  If you want to get information about the prices, you can check the current prices on our website. You can access the information..