Sensitive Home Co Sensor Detector Wireless Co Carbon Monoxide Poisoning Smoke Gas Sensor Warning Alarm Detector Lcd Indi

Features Sensitivity Alarm Time Within 60 90 minutes at 50ppm CO concentration Within 10 40 minutes at 100ppm CO concentration Within 3 minutes at 300ppm CO concentrationAudibility 85dB at 1m distance Frequency 3 0 5KHZStandby Current 50μAAlarm Current 50mAStandby Mode Green Led flashes once every 30 secondsAlarm Mode Red Led quickly flashes 4 times with unit chirping every 5 seconds then repeat Low bat Indicator Chirp every 30s as battery lower than 3 3V with green LED flashing and Lb on LCDMal function Indicator Chirp every 30s with green LED out and Err on LCDPower consumption 0 3mWSize 10 x 4cmPowered By 3 x AA Batteries Not included A perfect item for protecting your family from the dangers of carbon monoxideAdvanced level of protection easy to read with the digital display even in low light conditionsDisplays the level of carbon monoxide the unit is sensingGreen LED Flashes every 30 seconds to indicate the unit is operating properly The green LED will also flash before CO reading is taken and when any button is pressed Red LED When a dangerous level of carbon monoxide is detected the red LED will pulse and a loud alarm pattern will sound The carbon monoxide alarm pattern is 4 short beeps followed by 5 seconds of silence followed by 4 short beeps with a corresponding red LED flash This cycle will continue for 4 minutes and then change to 1 cycle every minute until the device is reset or the CO is eliminated Test Reset button is designed for we