<p><b>Introduction:</b></p>
<br>Extra loud alarm. Simply place the alarm behind any door. If an intruder attempts to open the door, the wedge -shaped design will prevent it from opening and activate a 120 dB alarm. The alarm will scare off the would-be intruder and alert you to the attempted entry.
<br>Door stop alarm & door stopper keep intruders out, also prevent the doorknob from hitting the wall.
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<br>High- quality: Made of high damping rubber & abs plastic, very convenient to use.
<br>Loud alarm: 120dB loud alarm sound could scare intruder.
<br>Portable alert 3 sensitivity levels: Low - Medium - High, with an adjustable sensitivity switch on the side.
<br>Easy to Install: Portable and easy way to add piece of mind when traveling or working alone.
<br>Widely use: Can be used in home, dorm, office hotel, motel & more.
<p><b>Specification:</b></p>
<br>Powered by:1* 9v battery (not included)
<br>Single size: 5.5 * 1.8 * 1.6 inch
<br>Single weight: 0.25 lb
<p><b>Package includes:</b></p>
<br>1 x Door stop alarms (9v battery is not included.)<br>
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