These bulbs are small, but very bright, so they're often used in flashlights and optical instruments such as projectors and microscopes.

Commonly used in signs, instruments, indicators, and flashlights.

These bulbs are sized to fit tight spaces such as signs, control panels, indicators, and flashlights.

Use these bulbs in tight spaces, such as in indicators and vehicle lights.

Bulbs have two filaments, which operate at different brightness levels.

Bulbs have two filaments, which operate at different brightness levels.