Product Review

Nothing is more important than the safety of your family. The Universal Security Instruments MCD305SB Carbon Monoxide Smart Alarm provides 10 years of continuous protection against the threat of carbon monoxide. Universal Security Instruments are the only lithium-free 10 Year Sealed battery alarms. We’re powered by Duracell Duralock Power Preserve alkaline batteries, ensuring a longer-lasting and safer product. 10 Year Permanent Power saves money while eliminating low battery chirps and reducing waste. Most importantly, this maintenance free alarm provides peace of mind even during a power outage. Microprocessor intelligence virtually eliminates nuisance alarms so that you can be confident in your unit’s warnings, and an easy-to-read digital display provides quick updates on battery life and CO levels. For maximum protection, install an alarm inside every bedroom, outside every sleeping area and on all levels of the dwelling.