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    1/2/4/8/12 Channel 5V Relay Module Board Optocoupler LED for Arduino PiC ARM AVR

    • Item No : 232452763289
    • Condition : New
    • Brand : Unbranded/Generic
    • Seller : binggogo
    • Current Bid : US $1.12

    • * Item Description

    • 1 CH Without Optocoupler(Black). 1 CH Without Optocoupler(Blue). 1 CH With Optocoupler(Black). 2 CH With Optocoupler(Black). The use of the industry's top quality optocoupler isolation, strong anti-interference ability, stable performance; the trigger current is only 3mA.
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