TruOpto OSRWP23132A 3mm Red / White Bi-Colour LED 2 Pin Diffused

LED - Light Emitting Diode - a small light source

White - A colour combining all colours

Red - One of the three primary colours

Audio - Also known as sound. An audible vibration wave which can be heard.

Colour - The categorised spectrum of light visable to humans

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

Ideal - Something that satisfies a perfect criteria.

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