USB-RLY02-SN - 2 x 16A USB relay
USB Relay Controller Board - 4 Channels for Home Automation
![OpenWrt Wiki] Crelay](https://openwrt.org/_media/docs/guide-user/services/automation/usb_relay.jpg?w=400&tok=0de63d "OpenWrt Wiki] Crelay")
OpenWrt Wiki] Crelay
node-red-contrib-usb-hid-relay (node) - Node-RED
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DSD TECH SH-UR01A USB Relay Controller for Computer and Laptop1CH | eBay
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LCUS-1 type USB Relay Module Electronic Converter PCB USB โมดูลรีเลย์ สำหรับควบคุมด้วยโปรแกรม C# / VB /C++ และอื่น ๆ รองรับ Windows-linux-Mac ทุกรุ่น - ขาย Arduino อุปกรณ์ Arduino คุณภาพดี ราคาถูก ส่งไว ส่งฟรี
USB Relay
Usb Serial Port Relay | Usb Relay Module 8ch | Rs232 Relay Board | Linux Relay Board - Dc - Aliexpress
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Simplibox IO - USB Relay Set – AZ-Delivery
A relay box for control from Linux – DL8RDS Wiki
