Adafruit 1768 NeoPixel Quarter Ring 15 Addressable RGB LEDs

DC - Direct Current

Diameter - A measurement across a circle passing through the middle

Set - a group of items usually related to one another. Some objects cannot function without the complete set of items.

Simple - Basic, easy no difficulty in understanding.

Goggles - A protective form of eye ware to cover the eyes, also someone who stares in amazement or wonder.

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