About this item

• Easy to Use: No installation required, Simply place the alarm behind any inner pull door (home, hotel, etc). very convenient to take with you when travel or stay indoor alone. A really must have around you.
• Loud Alarm: Very loud shrill that would definitely scare someone away with 120db alarm. Weight: 4.5 oz.
• Powered by 9V Battery: 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)
• 3 Level of Sensitivities: High-Medium-Low Sensitivities, which can be adjusted according to your own needs.
• Versatile Use: Serves as both a door stop alarm and a door wedge. The rubberized base stops the door from moving and signals potential intruders. Door stop alarms come in options for door-to-floor gaps of 0.6 inches and 1.2 inches.