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Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V

Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V

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57BA Digital Display Air Blowing Alcoholicity Tester Breathalyzer Respirator Detector

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5pcs HC-SR501 Adjustable IR Pyroelectric Infrared PIR Motion Sensor Detector PID Modules with case holder for Arduino