WiFi Door/Window Sensor: Smart Contact Sensor with App Alerts, Door/Window Open Detector Compatible with Alexa/Google Assistant, Entry Detector for Home Security & Automation (3Pack)

Price: $30.98 - $28.99
(as of Oct 05, 2026 17:57:23 UTC – Details)

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Gaoducash is a professional smart home brand. We have been deeply involved in this industry for many years, Committed to providing personalized and fun life experiences through continuous innovations.

With our smart sensors and the powerful and secure Tuya Smart App, Realize an efficient, comfortable, safe, convenient lifestyle.

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WiFi Door Sensor with App Alerts: Smart security sensor, “Tuya smart” or “Smart life” app control; when door/window is opened or closed, the sensor will push app notification alerts to your smartphone. Door status, All alarm record history and battery power can be check in app. You can also share Wireless Security Alarm with your family.
Suport Voice Control: No hub required;Simple setup! Wifi garage sensor compatible with Amazon Alexa and Google Assistant. For example, you could say, “Alexa, is the (Device’Name) Clsoed/Opened?”
Programmable Sensor: Extend your smart home automation with wifi window sensor; Set up your smart routines in Tuya Smart/Smart life app or Alexa; For example, Automatically turn on your smart wall switches or lights when door opened.
Easy Installation: Without tools, Easy installa the door sensor with included 3M sticker, firm and durable. You can install the alexa door sensor on front doors, garage doors, liquor cabinets, safety deposit box, pet doors and more. The contact sensor is also a good option as a mailbox sensor.
Low Power Warning & Batteries Included: The sensor door comes with TWO AA Batteries for 1 year monitoring. When the battery is running out, you will receive an App notification, Don’t worry about missing any moment.
Customers find the door sensor easy to install and appreciate its quality, with one noting it’s a great replacement for Nest sensors. The functionality and WiFi connectivity receive mixed feedback, with some reporting it works well while others experience connectivity issues. Notifications and value for money are also mixed aspects, with customers noting that notifications are loud and require a subscription.