3 Stück 1-Kanal Infrarot Reflexion Tracking Sensor Modul Smart Auto.
11,40 €
It uses TCRT5000 infrared reflection sensor whose infrared emitting diodes are constantly emitting infrared rays. When the infrared emitted is not reflected back or intensity is not high enough, the infrared receiving tube is in the off state and module outputs low level,while indicating diode is off.
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