CO Carbon Monoxide Detector Poisoning Smoke Fire Security Alarm Warning Sensor

Features : High sensitive CO sensor, MCU processing adopted.Morden&Elegant design with LCD digital display.loud 85 decibel alarm.Permanent carbon monoxide sensor.Long service life sensor, low power consumption.The alarm will emit four short alarm beeps when Carbon Monoxide is detected and will emit continuous beeps when smoke is detected.The alarm will also emit continuous beeps when both smoke and carbon monoxide are detected at the same time.Green and red LED lights that indicate normal operation and alarm status. Specification : Color: WhitePower Supply: One 9V alkaline 6LR61 or carbon zinc battery 6F22 (not included)Sensitivity Setting:CO: sensitivity & time50ppm: alarms with 60-90 minutes100ppm: alarms with 10-40 minutes300ppm: alarms with 3 minutesSmoke: 1%-5%/FT OBSStandby current: