34902-259-000 Bulb (12V 3.4W) - Overview. The 34902-259-000 Bulb (12V 3.4W) is a specialized lighting component used in Honda marine engine systems. This bulb is essential for instrument panel illumination, ensuring clear visibility of critical gauges and controls. By providing consistent and reliable lighting, it helps maintain safe and efficient operation during marine activities. Engineered to meet Honda's stringent standards, it ensures seamless integration with existing parts, maintaining o