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

These bulbs are sized to fit tight spaces such as indicators and vehicle lights.

Pins on either side of the base lock these bulbs into sockets.

Fit these bulbs in tight spaces such as signs, control panels, indicators, and flashlights.

Offset pins on the base lock these bulbs into sockets. One pin is slightly higher on the base than the other pin.

Wire terminals allow you to connect these bulbs to a power source through a panel.

Pins on the base lock these bulbs into sockets to withstand vibration. They're often used in machines and elevators.

Turn standard light bulb sockets into standalone floodlight fixtures using these bulbs, which have an aluminum reflector to focus light downward and add a finished look.

Trim around the bulb provides a finished look to recessed lights.