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Using SMD optocoupler isolation, driving ability, stable performance;. The module can be high or low by a jumper setting trigger;. Trigger current 5mA;. The module uses genuine quality relay, normally open interfaces;.
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.