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    5Pcs MQ-2 MQ2 Gas Sensor Module Smoke Methane Butane Detection For Arduino hu

    • Item No : 257057222046
    • Condition : New
    • Brand : Unbranded
    • Seller : *orchid
    • Current Bid : US $6.09

    • * Item Description

    • The gas, natural gas, city gas, smoke better sensitivity. Chip: LM393. ZYMQ-2 gas sensors. TTL output.
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