USB Relay 12V

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1 Channel USB Powered Relay Module With GPIO | ...

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1 Channel USB Relay 5V Programmable Computer Co...

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2 Channel USB Relay Module

Probots USB Relay Module 5V 1 Channel PC Contro...

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2 Channel USB Relay Module

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4 Channel USB Relay Module With GPIO And Analog...

USB Relay

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2 Channel USB Relay Module

2 Channel USB Relay Module With GPIO And Analog...

1-Channel USB Relay Module - 5V - ElectroPeak

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USB Relay Controller Board - 4 Channels for Hom...

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