Universal Security Instruments SS-770-24CC Compact Size Battery-Operated Ionization Smoke and Fire Alarm
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Universal Security Instruments AC Plug-In Carbon Monoxide Detector at Lowes.com
Universal Security Instruments Recalls Combination Photoelectric Smoke & Carbon Monoxide Alarms Due to Risk of Failure to Alert Consumers to Hazardous Levels of Carbon Monoxide | CPSC.gov
Universal Security Instruments SS-770 Battery-Operated Ionization Smoke and Fire Alarm