R REIFENG 4pcs 2 Channel 5V Relay Module Board Shield Optocoup | Shop The World
From USA
NewR REIFENG
R REIFENG 4pcs 2 Channel 5V Relay Module Board Shield with Optocoupler Isolation Support High/Low Level Trigger
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Products from the USA may come with an input voltage of 110V–120V, requiring a step-down transformer. Check the device wattage to select the correct power converter.
•The module uses genuine quality relay, normally open interfaces , Maximum load: AC 250V/10A, DC 30V/10A.
•The module can be set high or low triggered by jumper
