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20 Pieces IR Infrared Obstacle Avoidance Sensor Module 3-Wire Reflective Photoelectric Sensor Module Compatible with Arduino Smart Car Robot Raspberry Pi 3
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HiLetgo 10pcs TCRT5000 Infrared Reflective Sensor IR Photoelectric Switch Barrier Line Obstacle Avoidance Module Tracing Sensor Tracing Module for Arduino Smart Car Robot: Amazon.com: Industrial & Scientific
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Amazon.com: DIYmall 5 Pack HC-SR501 Pir Motion IR Sensor Body Module Infrared for Arduino : Electronics
5 Pcs IR Infrared Flame Sensor Module Detector Smartsense for Arduino 3.3V-5V Wide Voltage LM393 60 Degrees
HiLetgo 10pcs TCRT5000 Infrared Reflective Sensor IR Photoelectric Switch Barrier Line Obstacle Avoidance Module Tracing Sensor Tracing Module for Arduino Smart Car Robot: Amazon.com: Industrial & Scientific
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5V 12V Mini Infrared PIR Motion Sensor Switch Module IR Human Induction Detector Detection Light Sensor Switch Board for Arduino: Amazon.com: Industrial & Scientific
Songhe GY-906 MLX90614 MLX90614ESF Non Contact IR Infrared Temperature Sensor Module IIC I2C Serial for Arduino: Amazon.com: Industrial & Scientific
Stemedu 3PCS HC-SR501 PIR Infrared Motion Sensors IR Human Body Movement Detector Sensor Module for Arduino and Raspberry Pi
DFRobot Gravity: Analog Infrared CO2 Sensor for Arduino (400~5000 ppm)
Amazon.com : Taidacent D203S Sensor Human Body Infrared Sensor Module Pyroelectric Probe Infrared Motion Sensor Switch 011050 Black Lens Infrared Human Sensor : Electronics
Amazon.com: Gikfun Obstacle avoidance IR Infrared Sensor Module Reflective Photoelectric Light Intensity DIY Kit for Arduino UNO (Pack of 5pcs) EK1254x5 : Industrial & Scientific
Oiyagai 5pcs LM393 Chip Motor Measuring Comparator Speed Sensor Module Slot Type IR Optocoupler for MCU Arduino
3 Pack KY-022 Infrared IR Sensor Receiver Module Accessories For Arduino