Features: The 110dB Security Alarm systems with Magnetic Sensors offer triple protections against fire, theft, combining bright LED light and adjustable alert for immediate threat alerts in residential/commercial spaces. Featuring DC12V low voltages operations and ABS/metal construction, this integrated alarm systems allows volumes customization from discreet warnings to 110dB emergencies alerts while enabling seamless integration with existing security devices. Ideal for homeowners, apartment managers, and business operators seeking comprehensive safety solution, this device serves families, office buildings, retail stores, and public facilities requiring emergencies notification. Mount easily on wall or entry points to monitor homes during vacations, safeguards merchandise in shops after hour, or enhances preparedness in multi story buildings through its weather resistant, shockproof design. As a versatile security alarm systems with magnetic compatibility, it creates layered defense when paired with detectors or door sensors, delivering visual and auditory warnings that meet international safety standards for public spaces. Specifications: Component: ABS, Metal Alarm Volumes: 110dB (adjustable) Working Voltages: DC12V Package Includes: 1Piece Security Alarm note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.