Slot Type IR Optocoupler Speed Sensor Module 3.3V-5V Counter Module 51 AVR PIC 3.3V-5V Diy Kit Optical Speed Measuring Module
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$2.60
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4.9 out of 5 (694 sold)
Price History
Price changes for Slot Type IR Optocoupler Speed Sensor Module 3.3V-5V Counter Module 51 AVR PIC 3.3V-5V Diy Kit Optical Speed Measuring Module since Apr 27, 2025
Max: $2.60
Min: $2.39
Current: $2.60
