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HC-SR501 HC-SR505 MH-SR602 HC-SR04 Adjust IR Pyroelectric Infrared Mini PIR Human Sensor Detector Module For Arduino US $0.72 View Promo
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- 29% HC-SR505 Mini Infrared PIR Motion Sensor Precise Infrared Detector Module For Arduino Body Sensor Switch Module DIY Kit US $4.01 View Promo
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