DC 5V 12V 16 Channel Relay Shield Module with Optocoupler LM2576 Microcontrollers Interface Power Relay For Arduino Smart Home

DC 5V 12V 16 Channel Relay Shield Module with Optocoupler LM2576 Microcontrollers Interface Power Relay For Arduino Smart Home
sku: 4000415320477
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$13.76
Shipping from: China
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