Let your electric curtains, roller blinds, etc become smart immediately. DUALR3 has 6 types of external switch detection mechanisms, making it suitable for most physical switch control The 2-Gang
Sonoff Dual R3 - Dual WiFi Relay with Power Measurement - Shutters Control Botland - Robotic Shop
SONOFF DUALR3/DUALR3 Lite Dual Relay Two Way Power Metering Smart Switch – Sonoff India
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SONOFF DUALR3 Lite Smart Switch Moudle,WiFi Smart Curtain Switch,Dual Relay DIY Curtain, Blinds, Roller Shutter,Two Way Smart Switch,Compatible with Alexa&Google Assistant(1 Pack): : Tools & Home Improvement
SONOFF DUALR3/DUALR3 LITE Wifi Switch Dual Relay Module 2gang With Switch /motor/power Meter Mode, Ewelink Alexa Google Home Siri
SONOFF DUALR3 Dual Relay Two Way Power Metering Smart Switch
SONOFF DUALR3 Dual Relay Two Way Power Metering Smart Switch
SONOFF DUALR3 Dual Relay Two Way Power Metering Smart Switch Controller User Manual