The wireless door/window sensor is essential for knowing who is coming in and out of your home, so it is most often used as part of smart security system.
SONOFF SNZB-04 is a ZigBe
✔ SONOFF wireless door/window sensor can be put on your door or window to tell you with an alert notification if your door or window is opened or
SONOFF SNZB-04 ZigBee Wireless Door Window Sensor, Burglar Alarm for Home Security, Compatible with Alexa Google Home, Zigbee Bridge Hub Required
27 Sonoff SNZB-04 Zigbee door/window battery-operated opening/closing sensor
SONOFF Zigbee Bridge Wireless Switch Temperature Humidity PIR Door Window Sensor
SONOFF SNZB-04 ZigBee Wireless Door Window Sensor, Burglar Alarm for Home Security, Compatible with Alexa Google Home, Zigbee Bridge Hub Required : Patio, Lawn & Garden
SONOFF Zigbee Bridge Wireless Switch Temperature Humidity PIR Door Window Sensor
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SONOFF SNZB 04 Door Window Sensor EWeLink Control Security Protection Alarm ZigBee WiFi Door Sensor Require SONOFF ZigBee Bridge
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SONOFF Zigbee Bridge Wireless Switch Temperature Humidity PIR Door Window Sensor
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SONOFF SNZB-04 – Zigbee Wireless door/window sensor - RandomSmartThings