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    12V 1-2-4-8 Channel Relay High Low Level Trigger Optocoupler Module Arduino PI

    • Item No : 313603433701
    • Condition : New
    • Brand : FAMSTORE
    • Seller : st-8078
    • Current Bid : US $3.86

    • * Item Description

    • Optocoupler Module Arduino PI. 12V 1-2-4-8 Channel Relay High Low Level Trigger. High and low level trigger options Low level trigger when jumper connects to LOW pin. High level trigger when jumper connects to High pin.
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