Its high damping rubber bearing can prevent the door sliding and prevent the bad guys into. A protector around you. Can be used in home and travel.
Hige-Midium- Low Sensitivities. Which depends on the distance door touch the door stop alarm.
Very loud shrill that would definitely scare someone away with 120db alarm. Weight: 4.5 oz.
The door stop alarm powered by 9V battery, One piece can be used for a year under normal circumstances. Very practical. (Note: Battery not include)
NO installation required, Simply place the alarm behind any door (home, hotel, etc). very convenient to take with you when travel or stay indoor alone. A really must have around you.
Description
Dual Funtion: Door stop alarm & Door stopper If someone attempts to open the door, this product will prevent it from opening and activate a 120 dB alarm.