This portable door stopper alarm is a convenient security solution for travel, home, or apartment use. With a loud 120dB siren, it alerts you to any unwanted entry through a door. The compact and lightweight design makes it easy to pack and carry. Simply place it on the floor against the door, and the alarm will sound if the door is opened, providing an effective deterrent against intruders. Featuring an on/off switch, you can activate or deactivate the alarm as needed. This versatile device offers peace of mind and added security wherever you go.