Banggood - PIR Motion Sensor (HC-SR501) - CN warehouse
★★★★★
$6.35
Banggood.com
as of June 9, 2025 10:11 am
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PIR stand for “Passive Infrared”. The PIR motion sensor is ideal to detect movement, it measures and detects changes in infrared light from objects in its field of view.
Learn how to use PIR motion sensor: