Universal Security Instruments 3 in 1 Combo Smoke, Fire Alarm

Universal Security Instruments Hardwired 2-in-1 Smoke & Fire Alarm 10-Year

Universal Security Instruments Hardwired Smoke and Fire Detector 2 In 1 Open Box

USI 10-Year Battery 3-in-1 Smoke Fire and Carbon Monoxide Detector w/Voice Alarm

USI Hardwired and 10-Year Battery Backup Smoke Detector with Ionization Sensor

9-Volt Battery Operated Smoke Detector

10-Year Battery Powered Smoke and Fire Detector with Ionization Sensor

Universal Security Instruments Inc Sensing Plus, Smoke and Fire Alarm AMI3051SB