2pcs Hc-sr501 Adjust Infrared Ir Pyroelectric Pir Motion Sensor Detector Module For Arduino Microcontrollers

2pcs Hc-sr501 Adjust Infrared Ir Pyroelectric Pir Motion Sensor Detector Module For Arduino Microcontrollers
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sku: 4000083613951
$1.69
Shipping from: China
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