Scandvik 360 degree navigation festoon bulb. Cool white. - Base: 42mm Festoon Lumen: Cool White Voltage: 10-30 VDC Amps: 0. 30 @ 12V Watts: 3. 60 - Important Notice: Navigation lights are tested and approved as a fixture with the original equipment source (bulb) already installed. The operator of vessel assumes all liability when using this product as a replacement for the original approved light source. The use of this LED light source in individual navigation fixtures has not been evaluated for compliance to USCG, COLREG, or any other navigational lighting standards or regulations.