Mbangde Wedge Door Stop Alarm with 120 dB - Great for Traveling DIY Home Apartment Security Door Stopper Doorstop Safety

A great protector for home and travel, can be used as a door stop alarm and door stopper, its high damping rubber bearing can prevent the door sliding and prevent the bad guys into.
Portable alert 3 sensitivity levels: Low - Medium - High, with an adjustable sensitivity switch on the side.
120dB loud alarm sound could scare intruder.
It aslo can be used as common door stopper when turn down the ON/OFF switch, hold door in open position.
No installation required & lightweight. Portable and easy way to add piece of mind when traveling or working alone.