The CO-8ZW is a wireless Z-Wave Carbon Monoxide Detector designed to detect the presence of Carbon Monoxide to ensure the safety of your family and your house. It detects the carbon monoxide that you can't see, smell or taste in the air. CO-8ZW sensor fully meets the requirement of EN50291 and uses electromagnetical carbon monoxide sensor, capable of detecting Carbon Monoxide concentration as low as 30ppm. According to the different levels of CO concentration detected. CO-8ZW will notify the Control Panel in different time length and raise alarm with its built-in siren.