Ultra-Thin Window Alarm - 4PCS, Vibrating Alarm with Adhesive Backing, 130DB for Securing Home, Office or Dorm

【ULTRA-THIN WINDOW ALARM】The alarm is slim in design and does not take up space. It has a built-in vibration sensor which can effectively detect vibration or broken glass and trigger the alarm in time. It not only deters intruders, but also prevents children or pets from opening doors and windows, and even prevents terrible accidents from happening. It is an ideal choice to maintain your home security.【130DB HIGH SENSITIVITY ALARM】 Window alarm with 130DB siren, only 3 LR44 batteries (included). It is convenient to carry and protects your safety whether you are at home or traveling.As soon as someone opens the door, the alarm will sound first, it will scare away bad guys, effectively prevent burglary or break-in, help you wake up and give you time to call for help.【EASY TO INSTALL】Our modern, ultra-thin window alarms are an effective deterrent and can be installed in seconds. Simply peel off the film on the back of the device and attach the vibrating alarm to your window or door. They do not disturb the original decoration of windows and doors, no residue remains after disassembly, adding a wow factor to your home alarm system.【SECURITY PROTECTION】The window alarm is very simple to use. Turn on the device to arm it, and after 5 seconds, it will beep to enter the detection state. When the device detects vibrations, the host automatically triggers the alarm and flashes the light.The alarm will last for 30 seconds, stop and enter the detection state again. Reminds you of abnormal conditions of doors and windows at any time.【MULTI-SCENE APPLICABLE】Window alarms can also be used as swimming pool door, garage door or sliding door alarms, which are perfect solutions for homes, RVs, offices, hotels, garages, etc.