Velleman MK180 Two Channel Hi Power LED Flasher Electronics Kit

PCB - Printed Circuit Board

LED - Light Emitting Diode - a small light source

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

compact - Carefuly designed to ensure an item has a minimal physical size

Small - something that takes up less space than normal.

Compact - something that has a lot combined within a small space.

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

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