1 Pack Door and Window Sensors, 433 MHz Entry Sensors Compatible A103F A105F A107F A108F A109F A01F A02F A519W with Home Security Systems, Smart Home Intrusion Sensor

• 【Precise Detection】:​​Our door magnetic sensors use advanced magnetic field technology for accurate opening and closing detection of doors and windows. They trigger immediate alerts for unauthorized entry, with high - precision sensors that can detect even the slightest movement, ensuring reliable protection against intruders.
• 【Instant Mobile Notifications】:​Once abnormal activity is detected, these sensors send instant push notifications to your smartphone. The intuitive mobile app is compatible with both iOS and Android devices, allowing real - time monitoring of door and window status. You can set customized alerts and get detailed event information, taking full control of your home security.
• 【Reliable Connectivity】:​Supporting 433MHz frequency, our door magnetic sensors can easily pair with your existing home security host system or a dedicated mobile app. Whether via Bluetooth for local connection or WiFi for remote access, you can always stay informed about the status of your doors and windows. The strong signal ensures seamless communication and minimizes missed alerts.
• 【Effortless Installation】:​Designed for hassle - free setup, these door magnetic sensors require no complex tools or professional assistance. The package includes all necessary mounting accessories. Just attach the sensor components to the door and frame using the provided adhesive or screws, following the clear step - by - step instructions. You can have them up and running in minutes to safeguard your property.
• 【Durable and Weather Resistant】: Crafted from high - quality, durable materials, these door magnetic sensors are built to last. They can withstand various environmental conditions such as humidity, temperature changes, and daily wear and tear. Whether installed in a humid coastal area or a cold winter region, they will continue to function reliably, providing long - term security for your property.

XNH 1-Pack 433MHz Door & Window Magnetic Sensors – Smart Home Security Alarm System Accessories (Compatible with A103F/A105F/A107F/A108F/A109F/A01F/A02F/A519W) 🔒 Ultra-Precise Entry Detection Equipped with advanced magnetic field technology, these 433MHz door and window sensors deliver highly accurate open/close detection. The moment an unauthorized entry is detected, an instant alert is triggered to ensure your home or office stays secure 24/7. The high-sensitivity sensors can detect even the slightest movement, providing reliable intrusion protection. 📱 Instant Smartphone Alerts Receive real-time push notifications on your iPhone or Android device as soon as abnormal activity is detected. The user-friendly mobile app allows you to monitor door/window status remotely, customize alert settings, and view detailed event logs—giving you complete control over your home security. 🔗 Stable 433MHz Connectivity These wireless door sensors support 433MHz frequency, ensuring strong and reliable signal transmission. They easily pair with your existing home security system or a dedicated mobile app. Whether connected via Bluetooth (local) or WiFi (remote), you’ll always stay informed about the status of your doors and windows—minimizing false alarms and missed alerts. 🛠️ Tool-Free & Hassle-Free Installation No complicated tools or professional help needed—just peel, stick, and secure using the included adhesive tape or screws. The step-by-step instructions make setup quick and easy (takes just minutes!). Perfect for DIY home security upgrades without any hassle. 💪 Durable & Weather-Resistant Build Made from premium, long-lasting materials, these sensors are built to withstand humidity, extreme temperatures, and daily wear and tear. Whether installed in a humid bathroom, cold garage, or sunny balcony, they maintain consistent performance for long-term security