Decumeby Window Alarm System, Ultra Loud 130dB Alarms, 5 Adjustable Sensitivity, Burglar Alert Glass Break Sensor for Home Dormitory Vehicle

Why it's a great deal

• [5-Level Adjustable Vibration Sensitivity] -​ The device supports 1-5 levels of vibration adjustment. Levels 1-2: high sensitivity triggers the alarm with slight vibration. Levels 3-5: low sensitivity triggers the alarm only with strong destruction.

• [Loud 130dB Siren with Volume Control] -​ Emits a powerful 130-decibel alarm audible within 100 meters. It also includes volume adjustment, allowing you to set it to a lower level or silent (vibrate-only) mode to prevent disturbing neighbors in sensitive environments.

• [Self-Adhesive, Tool-Free Installation] -​ Equipped with self adhesive backing, simply stick the device to the desired location and press the power key to activate. Installation is quick and convenient.

• [Long Lasting Battery Life] -​ Powered by standard AAA batteries (not included) and designed with low energy consumption, the alarm can provide reliable protection for up to one year. The battery compartment is secured with a screw cover to deter tampering.

• [Versatile for Home, Car & Valuables] -​ An effective and portable security solution for deterring intrusion on home windows and doors, protecting car windows from break-ins, or safeguarding cabinets and display cases containing valuables.