Tuya WiFi Smart Magnetic Door Sensor is a zero-false-alarm device with 1-year battery, smart linkage, and Alexa/Google compatibility, enabling real-time APP monitoring and historical records for home and business security.
Home, Outdoor, RV, Commercial, Hotel, Garage
DC3V LR03(2*3A, not included)
DC3V LR03(2*3A, not included)
WiFi 2.4GHz (802.11b/g/n)
Tuya / Smart Life / Amazon Alexa / Google Home
2*3A Batteries (Not Included)
Push Notification / In-app Alarm
Open-Close Duration & Time Log
This is a WiFi Smart Magnetic Door Sensor that connects to the Tuya and Smart Life smart ecosystems via 2.4G WiFi technology, and is compatible with Amazon Alexa and Google Home voice assistants. Based on the principle of magnetic induction, it accurately detects the opening and closing status of doors, windows, drawers, etc. It features remote APP notifications, historical status records, low-power consumption and long battery life, enabling intelligent security monitoring and multi-scenario automated linkage.
Product Features
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Smart Ecosystem & Compatibility: It supports Tuya and Smart Life apps, and seamlessly links with Amazon Alexa and Google Home voice assistants. Users can query the device status directly via voice commands (e.g., "Alexa, check the status of the bedroom door sensor").
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Magnetic Induction & Low-Power Design: The magnetic induction distance is ≤15mm. It is powered by DC3V LR03 (2*AAA) batteries and integrated with low-power technology, providing a battery life of over 1 year. It also has a low-battery APP reminder function-when the battery is about to run out, a notification is pushed to prevent device failure due to power outage.
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Remote Monitoring & Status Traceability: Adopting a WiFi direct-connection design (no additional gateway required), users can check the real-time status of doors/windows anytime and anywhere through the app. It also records the time and duration of each opening/closing, facilitating the tracing of historical behaviors (e.g., investigating whether the home door was opened abnormally during unattended periods).
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Easy Installation & Concealment: The device is compact and simple in design, and can be installed with 3M adhesive. Deployment is completed when the installation gap is ≤15mm, allowing users to set it up quickly on their own. After installation, it has high concealment and does not damage the overall style of home or office spaces.
Functional Advantages
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Real-Time Status Notifications & Historical Traceability: When a door/window is opened or closed, the app sends real-time notifications. At the same time, it records the time and duration of each operation, enabling full-cycle monitoring of security status and ensuring traceability, thus enhancing scenario safety.
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Intelligent Scene Automated Linkage: It can link with devices in the Tuya ecosystem (such as air conditioners, lights, and cameras) to implement automated scenarios:
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Automatically turns off the air conditioner when a window is opened to avoid energy waste;
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Links with cameras for video recording and alarms for sound-light alerts when a door is opened illegally, enhancing security levels;
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Automatically turns on lights when a door is opened at night to improve the convenience of returning home.
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Zero-Threshold Voice ControlIt supports voice interaction with Alexa and Google Home. Users can query the device status via voice commands (e.g., "Google, are all my home doors and windows closed?"), making operation convenient and suitable for users of all age groups.
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Low-Power Consumption & Long Battery Life Assurance: With a battery life of over 1 year and a low-battery reminder function, it significantly reduces device maintenance costs and ensures "uninterrupted" security monitoring.
Application Scenarios
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Home Security Scenarios: Suitable for home doors, bedroom windows, children's room doors/windows, drawers, safes, etc. It prevents security risks such as theft and children accidentally opening windows/drawers, while protecting the safety of important items in safes.
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Commercial & Office Scenarios: Can be installed on shop doors/windows, office doors, file cabinets, etc. It monitors illegal intrusions during unattended periods (e.g., nights, weekends) to protect business assets and office confidentiality.
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Smart Home Linkage Scenarios: Links with air conditioners, smart lights, and other devices to implement automated scenarios such as "turning off the air conditioner when a window is opened" and "automatically turning on lights when a door is opened", improving living convenience and energy efficiency












