Grass Break Alarm 125dB Ultra-Slim Anti-Theft Window Grass Break Detector Alarm for Home Vibration Sensor Alert with Adjustable Sensitivities (3 Pcs)
Brand: EverNary
Color: black
EverNary Window Alarm perfect for securing your windows and doors. Its sensor detects vibration and emits a 125 dB alarm and LED flashing to alert you of a potential break-in or Glass break.The alarm and LED flashing will stop after 30 seconds or turn off the power switch.
Roller ajustment Vibration Sensor Sensitivities can help to prevent false alarms.
Alarm Device with ON/OFF button,Easy to turn it off when you don't need it alarm.
The ultra-thin (0.35 inches)design of this alarm makes it perfect for use with any windows.

Easy to install, simply peel and stick the alarm to any windows or glass.
Low battery indicator alert you replace the batteries.

Features:

Alarm: 125dB and LED Flash
Sensitivity: Roller Ajustment
Power Supply: 3 * LR44 batteries
Dim.: 2.8*2.8*0.35 inches(72*72*9mm)

Package:

3* Window Alarm
9* LR44 Batteries
6* Sticker
1 * User Manual
<p>50 Days Full Refund or Replacement:Window Security Alarm,built-in sensor detects vibration and instantly alerts you of a potential break-in and scare away burglars with 125dB loud alarm.Not satisfied with our product? Return it to us within 50 days and get 100% of your money back! <br></p>
<li>Unique Roller Vibration Sensitivity Ajustment, will not go off in rain,wind, etc.Help to prevent false alarms. </li>
<li>Ultra-thin (0.35inch) design.Perfect for home, office, garage, RV, dorm room, warehouse, Jewelry Shop, safe.</li>
<li>Easy Installation: No wiring needed, simply peel and stick an alarm on anywhere you need.</li>
<li>Low Battery Warning: The window sensor alarm can be used for one year(stand by) without changing the battery frequently. When the battery ( 3 LR44 batteries included) voltage is too low, the alarm will DIDI alert. Remind that you need to replace the battery.Don't worry about not working.</li>