DO NOT SELL Hardwired Combination Photoelectric Smoke and Carbon Monoxide Alarm Detector, 10-Year Sealed Battery Back-Up

The Universal Security Instruments MPC122S 2-in-1 Photoelectric Smoke and Carbon Monoxide Alarm provides 10-years of continuous protection against deadly threats in the home. The utilization of Photoelectric Technology allows for increased efficiency in detecting slow smoldering fires. This USI 2-in-1 Alarm has also been equipped with a CO detector that capable of sensing the presence of carbon monoxide in the surrounding area. Perfect for new or replacement installations, this maintenance free alarm is suitable for houses, apartments and mobile homes. The sealed battery (included) will never have to be replaced throughout the life of the alarm, giving you a decade worth in peace of mind even in the event of a power outage. This USI Combination Alarm exceeds industry standards by meeting new laws and legislation. The Universal Security Instruments MPC122S 2-in-1 Photoelectric Smoke and Carbon Monoxide Alarm is ETL listed to UL Standard UL 217 and UL2034. This USI Alarm is also California State Fire Marshal approved.|2-in-1 alarm protects against deadly household hazards: smoke and fire plus carbon monoxide|10-year sealed batteries provide continuous protection even in the event of a power outage|LithiumFree permanent power from Duracell Duralock Power Preserve technology|Maintenance free battery power - no batteries to replace for the life of the alarm|Tamper proof design provides a higher level of security and prevents battery removal|Hardwired alarm with 10-year permanent power sealed battery backup|Interconnectable with up to 24 compatible USI Electric alarms and devices