B+B Sensors PIR-T1-M1-L0 SMD 3-12V PIR Motion Detector

CMOS - Complementary metal oxide semiconductor

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

Analogue - A continuous signal in time with fluctuations in a measurable parametre to provide a signal

Size - is the measurement of how big an object is in space.

Small - something that takes up less space than normal.

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

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

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

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