This 6 volt, 5 watt incandescent bulb is a classic spherical light designed specifically for use in the dashboard lighting of Citroën 11CV and 15CV models. It provides reliable and consistent illumination, crucial for adequately lighting the dashboard and gauges in these iconic cars. Replacing old or faulty bulbs with this type ensures the lighting functions as originally intended without compromising the vehicle's authentic look. It is an essential component for owners who wish to maintain their classic Citroën in top condition.