USB Relay for PC

2 Channel USB Relay Module

8 Channel USB Relay Module | Numato Lab

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

1-Channel USB Relay Module - 5V - ElectroPeak

USB Relay

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2 Channel USB Relay Module

2 Channel USB Relay Module

16 Channel USB Relay Module With GPIO And Input...

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

USB Four(4) Relay Module,Board for Home Automation

4 Channel 24V HID Driverless USB Relay USB Cont...

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

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

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node-red-contrib-usb-hid-relay (node) - Node-RED

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USB 8 Canaux Carte Relais / relays - 7A(220V) /...

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USB Relay Controllers with On-Board Analog Inpu...

USB Relay Controller - High Power USB Relays fo...