SONOFF 4CH R3 Smart Switch,4 independently Channel WiFi Remote Time Switch, LAN Control, Inching/Self -Locking Mode, Works with Alexa,& Google Home Assistant - Amazon.com
Amazon.com: Relay Module WiFi 4‑Channel ESP8266 Development Board Voltage Monitoring Relay Electronic Components Industrial Parts for Wireless Control DC7‑12V/5V USB : Electronics
SONOFF WiFi Smart Curtain Switch with Power Metering TUV Certified, DUALR3 Dual Relay DIY Curtain, Blinds, Roller Shutter,Two Way Smart Switch,Works with Alexa&Google Assistant(1 Pack) - Amazon.com
The Sonoff 4CH Pro - Scargill's Tech Blog
Idea on how to flash SANT-4CH ? · arendst Tasmota · Discussion #15052 · GitHub
ESPHome with Sonoff 4CH Pro R1 relays curious beahavior - ESPHome - Home Assistant Community
SOLVED] Dry contact switch items in OH2 - #18 by vzorglub - Beginners - openHAB Community
Sonoff 4CH 4 Channel Mains Control - Scargill's Tech Blog
TUTORIAL: Install Sonoff-Tasmota Firmware on the Sonoff 4CH Pro R2 - YouTube
SONOFF 4CH R3 Smart Switch,4 independently Channel WiFi Remote Time Switch, LAN Control, Inching/Self -Locking Mode, Works with Alexa,& Google Home Assistant - Amazon.com
ESPHome with Sonoff 4CH Pro R1 relays curious beahavior - ESPHome - Home Assistant Community
SONOFF WiFi Smart Curtain Switch with Power Metering TUV Certified, DUALR3 Dual Relay DIY Curtain, Blinds, Roller Shutter,Two Way Smart Switch,Works with Alexa&Google Assistant(1 Pack) - Amazon.com
Can not control 4ch relay with esphome - ESPHome - Home Assistant Community
The Sonoff 4CH Pro - Scargill's Tech Blog
Sonoff 4CH 4 Channel Mains Control - Scargill's Tech Blog
SONOFF 4CH Pro R3 Wi-Fi Smart Switch 4-Channel Din Rail Mounting Home Automation,Self-Locking/Interlock Control Home Appliances, RF/APP/Voice/LAN Control, Works with Alexa(1 Pack): Amazon.com: Tools & Home Improvement
Hacking Unknown 2 Channel Relay With Tasmota - John's Tech Blog