Smoke and Carbon Monoxide Detector with Digital Display, 10-Year Lifespan with Replaceable Lithium Battery, Photoelectric Fire Alarm and Electrochemical CO Alarm with Test/Silence Button, 2 Pack

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About This Long-lasting Power & Dual Sensors: Powered by a user-replaceable 3V lithium battery, this alarm features a photoelectric smoke sensor and an electrochemical CO sensor fo r reliable dual protection against two deadly threats Precision CO Detection: Advanced CO sensor triggers alarms with precision: within 60-90 mins at 50ppm, 10-40 mins at 100ppm, and less than 3 minutes at 300ppm, providing critical time to react to dangerous levels Rigorous Safety Compliance: This combination smoke and carbon monoxide detector is designed and tested to meet European safety standards EN14604:2005 and EN50291-1:2018, ensuring high quality and performance reliability Convenient User Features: The test/silence button allows for easy monthly testing and temporarily quiets nuisance alarms for approximately 10 minutes, offering peace of mind and convenience Durable and Reliable: Built to operate effectively in a wide temperature range from -10°C to +55°C, this detector provides steadfast monitoring for your home's safety in various environmental conditions Informative LCD: The clear LCD screen displays live CO concentration readings and remaining battery power, allowing you to monitor threats and battery status at a glance; to conserve energy, the backlight activates only during testing or when CO levels become dangerous Overview Brand : VIOIPUDOL Style : home fire safety Power Source : Battery Powered Item Weight : 0.66 Pounds Manufacturer : SZ PGST CO., LTD Show more