Perhaps I was thinking of HID lamps:

Yep, that's what we have. They are labeled REC, which I now know to be
"recognition" lights for use even in cruise. No filament, so they last
lots longer (filaments burn out all the time!)

Jose
--
"Never trust anything that can think for itself, if you can't see where
it keeps its brain."
(chapter 10 of book 3 - Harry Potter).
for Email, make the obvious change in the address.