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    NEW 8x Digital Tube+8x Key+8x Double Color LED Module TM1638 For AVR Arduino

    • Item No : 232683876130
    • Condition : New
    • Brand : Unbranded/Generic
    • Seller : binggogo
    • Current Bid : US $7.90

    • * Item Description

    • In a word, it is a way of short circuit trigger between signal input and GND negative pole. When there is a signal in signal input, public side and common side will breakover. With power and relay action indication, bright when connect and go off when disconnects.
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    When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.