USI 3-in-1 Smoke, Photoelectric and Ionization Fire and Carbon Monoxide Smart Alarm with 10 Year Sealed Battery, 85 Decibels - Walmart.com
Universal Security Instruments SS-770-6CC Compact Size Battery-Operated Ionization Smoke and Fire Alarms, 6-Pack
USI MI3050SB 2-in-1 Smart Smoke and Fire Alarm, Dual Sensing
Universal Security Instruments 2 in. 1 Smoke and Fire Detector, 10-Year Sealed Battery Operated Dual Sensing Microprocessor Intelligence (Case of 6) MI3050SB-6P - The Home Depot
Universal Security Instruments 3-In-1 Smoke Fire and Carbon Monoxide Detector 10-Year Sealed Battery Backup Hardwired Microprocessor Intelligence MIC1509S - The Home Depot
Universal Security Instruments SS-901-2C/3CC Battery-Operated Photoelectric Smoke and Fire Alarm, 2-Pack
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