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Inputs and outputs are opto-isolated, enhanced anti-jamming capability Power This product is a new digital LED countdown display 12v delay module module. P-27: The pulse signal is detected and the relay is closed; if there is no pulse signal, the relay delays for A seconds;.
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.