(with battery) Portable 120dB Doorstop, travel security device suitable for hotels and homes, 3 sensitivity levels, easy to carry, personal security alarm for

120dB Emergency Siren: The super-powerful alarm system creates a sound at airport runway level to deter intruders and protect your safety.

Easy to Use: Simply install a 9V battery, adjust the sensitivity, turn it on, and slide it under doors (suitable for gaps from 0.8 to 3.6 cm).

3 Sensitivity Levels: The sensitivity can be adjusted according to the gap between the door and the floor and the type of flooring, preventing false alarms from vibrations while maintaining security responsiveness.

Portable and Convenient: Lightweight and compact, the alarm can easily be carried in your bag or purse.

It also serves as a personal safety alert in case of emergency; simply press it to activate the audible alert in case of danger. Wide application: This is not only a doorstop alarm but also a regular doorstop. You can deactivate the alarm when you don't need the alarm function. Perfect for business trips, college dorms, motels, or beach rentals, the security device works while you sleep.