The product is a genuine Citroën fog light for the left side of the Saxo model, with the manufacturer part number 6204N6. It is designed to be mounted using screws and is not a modified or custom part. The fog light is a non-domestic product and is not considered a classic part. It comes with reference OE/OEM numbers from Citroën, Abakus, Alkar, and Johns, making it a reliable and compatible option for the specified vehicle.