wonder if something like this would work? T4.2 2-LED Blue Light Lamps for Car Dashboard / Corner / Indicate (1400mcd 0.1W DC 12V / Pair) - Free Shipping - DealExtreme
basically, you need a neo4, t4, whatever bulb that will work at 6v. combine those search terms and hopefully you can find something.
basically, you need a neo4, t4, whatever bulb that will work at 6v. combine those search terms and hopefully you can find something.