Werma Signaltechnik 444.300.75 LED Double Flash Multi Tone Siren Y...

LED - Light Emitting Diode - a small light source

Alarm - A device which emits a sound at a pre-set time/event

Yellow - A primary colour. The sun is often described as yellow

Red - One of the three primary colours

Large - something that takes up more space than normal.

LED - Light Emitting Diode. A bulb that is very efficient at producing light. Often small.

Adjustable - Something that can be changed or slightly modified to fit.

Wide - Something with a large width.

Adjustable - Something that can be changed in order to fit better.

Ideal - Something that satisfies a perfect criteria.

Combination - The process of two of more things being mixed or combined together.

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