Carbon monoxide detector GS832 with EN50291

Power: AC100V~AC240V/50Hz,60HzMounting: Accessories supplied for wall mounting.Alarm volume: ≥85db(A) at 1mCO alarm pattern : BI 0.5s--pause 0.5s--BI 0.5s--pause 0.5S, with corresponding red LED flash. repeat this patternFault alarm pattern: 1 short beeps - followed by 4 seconds of silence - followed by 1 short beeps with a corresponding red LED flash Operating Condition :Operating Temperature : -10 ~ 50Ambient Humidity : 10%~ 90% RHSensor : semiconductor CO sensorTest/Reset Button : Test button verifies proper unit operationPower Consumption : ≤3 WType of gas be detected: Carbon monoxideAlarm sensitivity : conforms to EN50291 standardOutput signal(optional) : Wireless, nature-open and nature close.without signal outputQuomodo of power supply input:AC power input line Packing size: 122mm x 90mm x 47mmWeight:0.25kg