Get close enough to this raven and you’ll set off the PIR sensor, which triggers lighting and sound effects, including some spooky glowing and blinking red eyes, general cawing, and of course ...
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Baseus launches solar-powered S2 security camera at CES 2025This feature complements the S1 Pro’s solar panel ... The S2 also introduces dual sensor detection, combining PIR motion sensing with radar. This is a step up from the S1 Pro’s AI motion ...
As an example, [Circuit Valley] has an IKEA Vallhorn motion sensor for a teardown, it’s as you might expect, a passive infrared sensor (PIR) sensor coupled with a Zigbee interface. Inside the ...
(Passive InfraRed sensor) A device used to detect motion by receiving infrared radiation. When a person walks past the sensor, it detects a rapid change of infrared energy and sends a signal.
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