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Oiyagai 5pcs IR Infrared Barrier Module Sensor Obstacle Avoidance for Arduino Intelligent Car Robot
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12x40mm 5VDC 850nm 30mW Infrared IR Laser DOT Diode Module: Amazon.com: Industrial & Scientific
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IR Infrared Obstacle Avoidance Sensor Module 5 Channel Tracking IR Infrared Sensor Module for Smart Car Toy Robot
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uxcell 10 Pcs Receiving 18M Infrared VS1838B IR Receiver Modules: Amazon.com: Industrial & Scientific
