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5 Pack HC-SR501 Pir Motion IR Sensor Body Module Infrared for Arduino

5 Pack HC-SR501 Pir Motion IR Sensor Body Module Infrared for Arduino

$15.77
  • Condition: New
  • Ships from: Anaheim, US
  • Seller: datia-50 (99.8% positive)
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About this item

Product Type: HC--SR501 Body Sensor Module. Pls note that there is no IR emitter in this module, the principle of PIR sensor is to detect the infrared radiation emitted by the human body, it only have a IR sensor (cell).

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