Wireless Door/Window Magnetic Sensor Alarm - Anti-Theft Security Siren - White

Secure your home, office, or shop instantly with this Wireless Magnetic Door/Window Sensor Alarm, a compact and powerful deterrent against intruders. Using responsive magnetic sensor technology, this device features a two-part split design: one part is mounted on the door or window frame, and the other on the movable panel. The moment the contact between these two parts is broken by an unauthorized opening, a powerful 90–105dB siren is triggered, alerting occupants and scaring away burglars. Perfect for apartments, dorms, and even cabinets or wardrobes, this portable alarm requires no complex wiring or professional installation. Its sleek, space-saving design blends seamlessly with any décor, while the simple 'Peel and Stick' 3M adhesive backing makes it ideal for renters who want reliable protection without drilling holes