EN50291 passed Carbon Monoxide Detector/CO Detector/CO sensor Alarm

Features:

.Loud 85 decible alarm

.Permanent carbon monoxide sensor

.Powered by 3AA size batteries

.The alarm sound pattern is four short alarm beeps. The red LED will flash while in alarm mode

.ONE 'chirp' every 30 second is an indication that the battery is low(need replacement)(green LED still flashes once every 30 seconds)

.Test/Reset button to test the unit electronics and verifies proper unit operation and reset the unit during CO alarm.

.Green LED: The green LED flashes every 30 seconds to indicate the unit is operating properly.

.Red LED: When a dangerous level of carbon monoxide is detected the red LED will flashes and the alarm pattern will sound.

CAUTION: This alarm will only indicate the presence of monoxide at the sensor. Carbon monoxide gas may present at other area.

Specification:

Power Supply: 3AA size batteries

Sensitivity & Time: 300ppm, alarms within 3 minutes

Standby Current:<80uA;

Alarm Current:<80mA

Operation Ambient Condition: 5~40°C, 20~90%R.H

Display tolerance:+/-100PPM(0~200PPM); +/-50%(>200PPM)

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Any questions,please feel free to contact me,I will reply to you within 24 hours. 

Many thanks for your attention!