Don't know about those, but this light has been around for awhile. You might need to unscrew it from the wall to look in there but they are the size of a 3AG fuse. Can u post a pic of it?
The entire lighting unit may be purchased from West Marine with black or white exterior.
__________________ 2000 Winnebago Ultimate Freedom USQ40JD, ISC 8.3 Cummins 350, Spartan MM Chassis. USA 1SG, retired;PPA,Good Sam Life member,FMCA. "We the people are the rightful masters of both the Congress and the Courts - not to overthrow the Constitution but to overthrow men who pervert the Constitution." Abraham Lincoln