Door and Window Alarms for Home,No Hub NO Monthly Fee Door Alarms for Kids Safety,WiFi-Connected for Smart Life or Tuya APP Control,Compatible with Alexa,Easy to Install,Long Battery Life

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About This Silent Alarm Mode: Get discreet security with no built-in siren. When triggered, the sensor sends instant phone alerts—no sound emitted, no monthly fees required. Enjoy full control and stealth monitoring directly through the app. Phone connection,no hub: Wi-Fi door/window sensor can directly connect to your smartphone without a gateway (please refer to the instructional video for Wi-Fi connection steps) and monitor the status of doors and windows at any time. Low battery reminder + 1 year battery life: The door sensor has built-in 2 AAA batteries, providing up to 1 year of standby time. When the battery is low, the mobile App very simple. Easy Installation & No Monthly Fees: Just stick with the included 3M double-sided tape – no drilling or tools required (avoid installing near AC vents due to high sensor sensitivity). No fees or hidden costs after activation. Compatible with Tuya or Smart Life: The door/window sensor connects directly via app (refer to the video for connection steps), letting you monitor door/window status anytime, anywhere. Not compatible with SmartThings. Overview Color : White And Blue Brand : PGST Power Source : Battery Powered Compatible Devices : Wifi Voltage : 5 Volts Show more