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    2Pcs DC 5V 4 Channel Relay Module Board Shield with Optocoupler Isolation Suport

    • Item No : 405632545256
    • Condition : New
    • Brand : No brand Info
    • Seller : haim_store
    • Current Bid : US $20.86

    • * Item Description

    • 2Pcs DC 5V 4 Channel Relay Module Board Shield with Optocoupler Isolation Suport High/Low Level Trigger Relay. SMD optocoupler isolation, strong driving ability, stable performance; trigger current 5mA.
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