| Brand | Unbranded/Generic |
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Check the listing for details. 10PCS One 1 Channel Isolated 5V Relay Module Coupling For Arduino optocoupler. Condition: New. Listed at 10.88 USD. 10PCS One 1 Channel Isolated 5V Relay Module With Optocoupler For Arduino. 5V 1-Channel Relay interface board, and each one needs 15-20mA Driver Current. 5V 1-Channel Relay interface board, and each one needs 15-20mA Driver Current.
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