Magnetic Door Window Contact Sensor, 2.5 inch, NO/NC Reed Switch, White Security Alarm (Normally Open)

Enhance your home security with this reliable magnetic door and window contact sensor alarm. Measuring 2.5 inches in length, this versatile security device features both NO (Normally Open) and NC (Normally Closed) reed switch configurations, making it compatible with a wide range of alarm systems. The sleek white design maintains a low profile while effectively monitoring entry points. Installation is straightforward with the included adhesive backing, eliminating the need for complex tools or drilling. The durable construction includes a high-quality magnetic switch and comes complete with connecting wires for seamless integration into your existing security setup. Perfect for residential security applications, these sensors provide dependable monitoring of doors and windows, alerting you when entry points are breached. The compact form factor allows for discrete placement without compromising the appearance of your doors or windows. Ideal for both new security system installations and upgrades to existing setups.

• VERSATILE COMPATIBILITY: Features both NO/NC (Normally Open/Normally Closed) modes for seamless integration with various security alarm systems
• EASY INSTALLATION: Comes with pre-applied adhesive backing for quick mounting on doors and windows - no drilling or tools required
• DIMENSIONS: Measures 2.5 inches (64mm) in length, perfect for standard door and window frames while maintaining a discreet profile
• RELIABLE DETECTION: Magnetic reed switch technology provides consistent and accurate monitoring of door/window status
• DURABLE DESIGN: Sturdy white housing construction ensures long-lasting performance and blends seamlessly with most interior trim styles