10A 5V 2 Channel GPIO Relay Switch Board Module, Optocoupler Isolation, Industrial Automation Control, ABS Rail Mount Case, for Smart Home Systems
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10A 5V 2 Channel GPIO Relay Switch Board Module, Optocoupler Isolation, Industrial Automation Control, ABS Rail Mount Case, for Smart Home Systems

Size:4 Channel
Current price is Now $42.64
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was $85.28
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