Voltcraft 240 Digital Counter Module

LED - Light Emitting Diode - a small light source

Digital - A system that uses only 0s and 1s to transmit data

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

Key - A physical or virtual device or code used for opening something

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

Equipment - A product or good that is tactile.

Dimensions - The shapes and angles of something or a situation.

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