Window Alarm System 130dB Loud Slim Anti Theft Alarm with Adjustable Sensitivity for Home Dormitory Vehicle

Feature: 1. VIBRATION ALERT SYSTEM: The alarm device can sense vibrations on doors and window, triggering a sound alert when it reaches a preset threshold. It s ideal for installation on car window, home glass window, or doors, effectively safeguarding your valuables. 2. SENSITIVITY ADJUSTMENT: 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. 3. ADJUSTABLE VOLUME CONTROL: The alarm includes a volume adjustment feature, reaching up to 130 decibels, ensuring it s audible within 100 meters. It can also be set to silent or lower volumes to prevent disturbances to those nearby. 4. SIMPLE 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. 5. LONG LASTING BATTERY LIFE: Powered by AAA batteries with a low energy design, the alarm system can last for up to a year. The batteries are secured with a screw cover to prevent tampering or theft. Specification: Item Type: Window Alarm System Material: ABS Battery Type: 2 AAA Batteries 1400mAh (included) Adjustable Volume Range: 0dB 130dB. Package List: 1 x Alarm Device 1 x Adhesive 1 x Instruction Manual Note: When installed on doors or window, it will only alarm if the glass is broken or the door window is severely hit. The reason for selecting the sensitivity level is to reduce false alarms caused by rain hitting the window. It also will not alarm when the user opens the window normally, so as not to be startled by annoying alarms. When installed on vehicles, it can effectively deter thieves. However, due to the obstruction of car window, if you are far away from the vehicle, the alarm sound may not alert you in time.