CO Carbon Monoxide Detector Poisoning Smoke Fire Security Alarm Warning Sensor

Features High sensitive CO sensor MCU processing adopted MordenElegant 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 sensitivitytime50ppm alarms with 60 90 minutes100ppm alarms with 10 40 minutes300ppm alarms with 3 minutesSmoke 1 5 FT OBSStandby current 100uAAlarm Current 75mAOperation Ambient Condition 5 400C 20 90 R H Method of use After install batteries Emit a sound and the red light flash quickly and LED display 888 Pppm mean battery installed correctly the green flash every 30 seconds to screen out showed a concentration when the concentration of more than 30 PPM No show below 30 PPM Test botton to verify that unit is functioning correctly One beep every seconds is an indication that the battery is low or the unit is malfunctioning The last alarm value will be record and display when press the button the green light will flash once eveyr second Press button again to reset condition Installation Select a correct location for your