Door Stopper Alarm (DIY)
•With velcro stick on the floor or window
•For door / window stopper
•Force door / window to ipen and triggers instant alarm
•Built-in 120 dB alarm
•12V Button Type Battery: A23 (Not Included)
These door stopper alarms are to be placed on doors and windows. With the tapered side facing the direction at the point of access, people will not be able to access inside without setting off the alarm. The door stopper can withstand 400 lbs of force and has velcro bottom that will prevent from any sliding.