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Sensor de Portas e Janelas Wifi SONOFF DW2 | Como fazer uma campainha sem fio compatível com Alexa - YouTube
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SONOFF DW2 Wi-Fi Wireless Door Window Sensor,APP Alert for Home Automation Wireless Alarm Security System, Compatible with IFTTT, No Gateway Required.: Amazon.com: Tools & Home Improvement
Smart Home - Sonoff DW2 RF 433.92 MHz Sensor Janela ou Porta Eiras E São Paulo De Frades • OLX Portugal
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1/3/5/10 PCS SONOFF DW2 Smart Home Security WiFi Door Window Sensor e-WeLink App Notification Alerts Work with Alexa Google Home
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