When your life or that of your loved ones is at stake, trust a genuine alarm. This is a new updated small size personal alarm designed to attract attention in emergency situations. <h3> Specification: </h3> Product Name: Wolf Alarm Volume: 90 decibels Main material: shell made of high quality ABS material Weight: 23 grams Size: length 4.5cm * width 2.5cm * thickness 1.4cm Color type: pink, blue People concerned: children, students, women, the elderly, etc. Usage: Unplug the plug, an alarm tone of about 90 decibels will sound immediately, plug the plug and turn off the alarm. <h3> Feature: </h3> 1. High decibel design 2. Easy to use 3. Easy to carry <h4> Warm Tips: </h4> 1. The alarm can be reused, not disposable product. 2. The alarm tone is very loud, please do not put it in your ears. 3.This item is not completely waterproof, please don't put it in water and put it in dry condition as much as possible. 4.If the alarm sound becomes too low, please remove the screws from the back cover and replace the new batteries. Note: The data is manual measurement, please allow 1-67cm error, due to differences between light and screen, there will be a certain color difference, the specific received in kind shall prevail.