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 The 110dB Security Alarm systems with Sensors triple protections against , theft , combining bright LED light and adjustable alert for immediate threat alerts in residential / commercial spaces 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 compatibility , it creates layered defense when paired with detectors or door sensors , visual and auditory warnings that meet international standards for public spaces Ideal for homeowners , apartment managers , and business operators seeking comprehensive solution , this device serves families , buildings , retail stores , and public facilities requiring emergencies notification, Manufacturer: ERRORY