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Using optocoupler chip isolation, strong drive capability, stable performance; trigger current 5mA. 1 12V 1 Channel Relay Module With Optocoupler Isolation. Module can be set by jumper high or low trigger.
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.