HNHMT 2 Pack Portable Door Stop Alarm, Door Stopper with 120db Loud Security Alarm, Travel Door, Doorstops Wedge Sensors Security Devices for Traveling Apartment Hotel and Home (Pink)

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• 【Loud Alarm】 Alarm volume up to 120 DB. Once someone opens the door and invades the room, our doorstop alarm wedge will make a super loud (120DB) alarm sound if there is any pressure on the door, which can easily alert you and others nearby and scare off the intruder. It a reliable addition to any security system.
• 【Dual Function】 When the door stopper alarm in "on" status and door pressure is applied,it will be triggered to make loud 120db alarm to scare off intruder.If the door stopper alarm in "off" status,it can be used as common damping rubber base door wedge, holding door in open position no any loud alarm sound.
• 【3 Sensitivity Levels】 There are 3 sensitivity levels - low, medium and high - with an adjustable sensitivity switch on the side. The sensitivity of the vibration sensor can be adjusted from low to high to meet your needs. The door stop alarms fit for the gap between the door and the ground be 0.6''-1.2''. Please note when the siren starts to sound small, it is time to change the 9V with a new one.
• 【Easy to Install】 No installation required, simply put 9v battery in and turn on the button "ON" on the back of the alarm then it can works. Our Security Doorstops devices can be installed in seconds without any tools.(9V battery not included）
• 【Door stop Alarm Set】 Package include 2 pack of door alarm. Each alarm weighs 3.17 oz/90.1 g and has a size of 5.51 x 1.77 x 1.57 inches. It is compact and small enough to carry in a pocket or handbag when traveling or working. A portable door alarm can provide effective safety and protection for bedrooms, hotels, apartments, dorm rooms, front doors, and more.