In article ,
The Natural Philosopher writes:
wrote:
The Natural Philosopher wrote:

Since these are mostly spot lights, the advantages are lessened by the
smaller illumminated foot print. I guess you COULD use car headlamp bulbs...

relatively short lamp life though

I don't think so. Not comppared with a normal incandescent bulb anyway.

Something like 250 hours. (Some of the boy-racer high
temperature ones are much less.) At 12V, they would last
longer than at the battery charging voltage they are
designed for, of course.

--
Andrew Gabriel