Magnetic Induction Anti-Theft Door & Window Alarm for Home Security High Score Door Close/Open Alert & Shell Reminder

This magnetic induction anti-theft alarm provides reliable home security for doors and windows. The sensor triggers a loud alert when a protected entry point is opened, deterring intruders and notifying occupants immediately. A built-in low battery shell reminder ensures the device remains operational. Easy to install with adhesive backing, it requires no wiring or professional setup. Ideal for homes, apartments, offices, and rental properties seeking an affordable, effective layer of perimeter security.