Battery Operated Carbon Monoxide Alarms

Universal Security Instruments MIC3510SB 3-in-1 Smoke, Fire and Carbon Monoxide Smart Alarm with 10 Year Sealed Battery

Combo Smoke & Gas Alarms

Universal Security Instruments MIC3510SB 3-in-1 Smoke, Fire and Carbon Monoxide Smart Alarm with 10 Year Sealed Battery

Universal Security Instruments MPC322S 2-in-1 Photoelectric Smoke & Carbon Monoxide Alarm

Combo Smoke & Gas Alarms

Universal Security Instruments MPC322S 2-in-1 Photoelectric Smoke & Carbon Monoxide Alarm

Universal Security Instruments MC304SB Carbon Monoxide Smart Alarm with 10 Year Sealed Battery

Carbon Monoxide Alarms

Universal Security Instruments MC304SB Carbon Monoxide Smart Alarm with 10 Year Sealed Battery

Universal Security Instruments MCD305SB Carbon Monoxide Smart Alarm with 10 Year Sealed Battery and Display Screen

Carbon Monoxide Alarms

Universal Security Instruments MCD305SB Carbon Monoxide Smart Alarm with 10 Year Sealed Battery and Display Screen

Universal Security Instruments CD-9000 9-Volt Battery-Operated Carbon Monoxide Alarm

Carbon Monoxide Alarms

Universal Security Instruments CD-9000 9-Volt Battery-Operated Carbon Monoxide Alarm

Universal Security Instruments MICH3510S 3-in-1 Hallway Smoke, Fire and Carbon Monoxide Smart Alarm with 10 Year Sealed Battery

Combo Smoke & Gas Alarms

Universal Security Instruments MICH3510S 3-in-1 Hallway Smoke, Fire and Carbon Monoxide Smart Alarm with 10 Year Sealed Battery

About USI

USI (Universal Security Instruments, Inc.) makes the most innovative home protection solutions available today. Since our founding in 1969, we’ve become one of the largest manufacturers of smoke and carbon monoxide alarms in the world. We hold 11 patents on detection technologies, based on our proprietary research...

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