Wireless Security Alarm, Door Window Sensor, 90db, 5Pcs Enhance your home security with the Wireless Door and Window Sensor. This device features a powerful 90db alarm that triggers upon unauthorized entry, ensuring your safety and peace of mind. The independent magnetic sensor is easy to install and operates without the need for complex wiring, making it an ideal choice for all types of homes and offices. Compact and discreet, this sensor fits seamlessly into any setting. It's perfect for doors, windows, and any other entry points. With its robust wireless connectivity, you can easily expand your security system by adding more sensors as needed. Colour:White Material:plastic Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Package Contents: 5 * Wireless Security Alarm Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.