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    10PCS IR Infrared Slotted Speed Measuring Detection Optocoupler Sensor Module

    • Item No : 203525320284
    • Condition : New
    • Brand : Unbranded
    • Seller : alice1101983
    • Current Bid : US $5.27

    • * Item Description

    • This module is the smart car speed module! Groove beam photoelectric using, as long as the non-transparent objects can be triggered by Groove (with restaurant car encoder used) output 5V TTL level. hope you could understand.
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