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    12V 4 Channel USB Relay Programmable Computer Control for Smart Home Switch

    • Item No : 273369682896
    • Condition : New
    • Brand : Unbranded/Generic
    • Seller : sensecore
    • Current Bid : US $8.54

    • * Item Description

    • (include usb_relay_device. dll, usb_relay_device. lib, usb_relay_device. It’s used the HID technology. Adapter Module. Step up module. Step down module. Display module. ).
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