[Made me think of this.](https://youtu.be/aqa2STJXvXE)
Huh, think they'd work on a raspberry pi?
Huh, think they'd work on a raspberry pi?
Huh, think they'd work on a raspberry pi?
yeah, I'm thinking little lightbulbs as well. Maybe a small flashlight or christmas tree lights replacements.
This is the bulb in my Surefire flashlight. The bulb itself is about as big around as the nub on the top of a AA battery
Perhaps lights for some sort of circuit board?
Judging by the gauge of the metal compared to the size, I would assume they're for something heavy duty or long lasting. The (what i assume is insulation) makes me think they may be heated to high temps.
These look like 4mm G4 bi-pin lamps. Mostly used in panel boards for indicators. Normally with halide or xenon and they have thick elements so they last a long time. We're talking years. You don't want your nuclear reactor or missile launcher bulbs burning out.