SONOFF WiFi Wireless Door/Window Sensor Smart Home for Alexa,Google Assistant

Or wanna your bed-room light turns off automatically once you walk into the living-room?. Any of your ideas will be reality with SONOFF DW2-Wi-Fi wireless door/window sensor. The sensor will trigger an alarm to your smartphone to remind you of an intruder when the door or window is opened.

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Sonoff RF Bridge WiFi 433Mhz + PIR Sensor + Door / Window Alarm Sensor For Smart Home Remote Control

SONOFF Wireless Door Window Sensor Alerts – wiredwhimsywidgets

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MINIR4 is a WiFi smart switch of the MINIR2 iteration, which can be installed in the switch box, turning the ordinary switch into a smart switch,40%

SONOFF MINIR4 10A Smart WiFi Bluetooth Wireless Light Switch Works with Alexa & Google Home Assistant,App&Voice Control for Smart Home

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SONOFF SNZB-04 ZigBee Wireless Door and Window Sensor 2-Pack, Burglar Alarm for Home Security, Compatible with Alexa Google Home, SONOFF Zigbee Bridge Required - Yahoo Shopping