IR Pyroelektrisches Infrarot IR PIR Bewegungssensor Detektor Modul HC-SR501 2-10 STCK.
ab 8,03 €
A pyroelectric infrared sensor is a sensor that can detect infrared rays emitted by humans or animals and output electrical signals. Application of pyroelectric transistors. In addition to being used in the well-known corridor automatic switches and anti-theft alarms, the application prospects in more fields are promising.
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