Awapow Door Stopper Security Alarm Portable Doorstop Alarm 120dB for Travel Home Apartment House Block Blocking System

Specifications:Material: Stainless steel coverWorking modes: Vibration sensorVolume of the alarm: 120 dBThree sensitivity: High, Medium, LowBattery: 9V battery (not including)Size: 1354540mmPackage Includes:1 x Wireless Vibration Door Stop AlarmProduct Features【120dB 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. 【Dual Function】 When the door stopper alarm in "on" status and door pressure is applied,it will make loud 120dB alarm.When the door stopper alarm in "off" status,it can be used as common damping rubber base door wedge, holding door in open position.【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. 【Compact and Small】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.【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. (9V battery not included）