Alarm Doorstops, Doorstops with 120 dB Alarm, Entrance Door Alarm, 3 Sensitivity Levels, Door Alarm for Hotel, Home, Travel Security

[Anti-Burglar Door Stop Alarm]: The door stop alarm has a dual function. When the switch is closed, it can be used as a normal, silent door stop; when the switch is opened, the alarm is triggered by the door opening, with a sound that can reach 120 decibels, scaring away intruders and alerting you.