ELRO Blue Line CBFS36 Smoke Detector (5 year) + Carbon Monoxide Detector

With the ELRO Blue Line CBFS36 Smoke Detector (5 year) + Carbon Monoxide Detector, you always know if there's a fire or a suffocation hazard in your home. The smoke detector has a 85dB alarm signal. That way, you'll clearly hear the detector on the floor where you hang it. You can consider buying an extra smoke detector for multiple floors. The carbon monoxide detector will notify you of invisible gas. Carbon monoxide is dangerous because it can suffocate you. Even low amounts can be bad for your health in the long term. With a carbon monoxide monitor, you prevent these types of gasses. The detectors will notify you when the battery is almost empty, so you don't have to worry about the air quality at home.