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USB 4 Channel Relay/Relay Card - 220V / USB Relay Board - v2 3800159301105 | eBay
12V/220V 8 Channel Relay Shield Control Interface 8 Kanal USB Relais , 15,50 €
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8-channel 12V USB Relay Module | SainSmart – SainSmart.com
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KMtronic Ltd: USB Relay Controller One Channel
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USB Relay Card;4 Relays/Relays 220V/USB Relay Board 3800159300108 | eBay
Wholesale 12V 24V 120V 220V One Channel Box RS232 USB Relay Controller Module for PC's USB port using VCP to Control External Device From m.alibaba.com
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USB Relay Controller - Four Channel
Delay Relay Module, OP/CL/LOP parameters 50mA Timer Relay, stable performance DC 30V/5A, AC 220V/5A Support micro USB 5.0V for Smart Home Engineering Management: Amazon.com: Industrial & Scientific
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USB Relay Controller - One Channel - PCB
KMtronic Ltd: USB Relay Controller One Channel
