This door and window alarm is a 125dB magnetic sensor with included batteries, designed as an anti-theft alarm for home security in Sweden, Norway, Denmark, and Finland.

【🔔 Loud 125dB Alarm】
The ear-splitting alarm immediately deters intruders and alerts you to unauthorized entry. Powerful security in a compact device.

【✨ Easy Magnetic Installation】
Simple adhesive backing installation requires no tools or wiring. Installs in seconds on doors, windows, or other openings.

【🔄 Battery Included】
Comes with pre-installed batteries for immediate use. No additional purchases needed to start protecting your home.

【🧸 On/Off Button for Convenience】
Easily deactivate the alarm when you are home or opening windows. Full control over your security system.

【🎁 Affordable Home Security】
A simple, effective way to add protection to your home. It comes in protective packaging, with reliable customer service.