Door Stop Security Alarm

Features:
This alarm has 3 sensitivity levels: low, medium and high, with an adjustable sensitivity switch on the side.
Dual function, it can not only be a security alarm, but also a door stopper.
Very loud shrill that would definitely scare someone away with 120db alarm.
Easy to use, requires no installation, just place the alarm behind any door.
Ideal for bedrooms, hotels, apartments, dorm rooms, front doors, etc.
The door stop alarm is powered by 9V battery.
The small size and portable design makes it very convenient to take with you when travel.