This is an incandescent light bulb, which is one which produces light by heating a filament in an inert gas. It is not fluorescent so is ideal if you don't get on with them.

The diameter is 12mm

They are either 117mm or 78mm long

They have UV stop glass

The base is called R7s if you want to know!

These are dimmable

The rated life is 2000hrs which is approximately 6 months continuous burn time

These are also known as:

security light floodlights PIR lamps halogen tubes haloline