[High Sensitivity Alarm]Featuring adjustable sensitivity levels from 1-5, this door and window alarm can be fine-tuned to detect even slight vibrations or impacts. [Powerful 130dB Siren]With an adjustable volume range of 0-130dB, this alarm produces a loud, attention-grabbing sound to deter intruders effectively. [Versatile Protection]Ideal for securing doors, windows, and glass surfaces against break-ins, providing peace of mind for homeowners and businesses. [Easy Installation]Installed by double-sided adhesive tape for quick and hassle-free mounting on various surfaces without the need for tools. [Long Battery Life]Equipped with two AAA batteries, this alarm offers extended standby time and includes a low battery reminder for timely replacement. [Customizable Settings]Users can easily adjust sensitivity and volume to achieve the perfect balance between security and noise control in different environments. Specifications: Volume Range: 0 to 130dB Sensitivity Levels: 5 adjustable levels Power Source: 2 x AAA batteries (included) Installation Method: Double-sided adhesive tape Trigger Modes: Light tapping (levels 1-2), Heavy impact (levels 3-5)