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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, Compatible with Alexa(2 Pack) - Amazon.com
Sonoff 4CH PRO R3 WiFi RF / 4CH R3 WiFi Smart Switch Relay work with eWelink Google Home Assistant Alexa | Shopee Malaysia
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Sonoff 4CHPRO R3 to replace Impulse Switches in Electrical Cabinet - Hardware - Home Assistant Community
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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
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SONOFF 4CH PRO R3 WiFi Smart Switch Timer Remote Voice Control Smart Home Automation Support EWeLink APP Alexa Google Home Alice - AliExpress
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