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CO and Smoke Detector Carbon monoxide and Smoke Alarm sensor CO detector

Technical Parameter

Monitor current: ≤ 25 uA
Alarm current : ≤ 45 mA
Working voltage: DC9V  battery
Sound Level : ≥85 db (3 m)
Working Temperature: -10  ~ +60 degrees
Operating Humidity: ≤ 95% RH
Sensor Types: composite optical and electrochemical carbon monoxide sensor
Product Size: 140 *41mm 
Standard: CE&EN 14604 & RoHS
concentration of alarm:
carbon monoxide: 
      30 PPM, alarms within 120 minutes;
      50 PPM, alarms within 60~90 minutes alarm
      100 PPM, alarms within 10 ~40 minutes  alarm;
      300 PPM, alarms within  3 minutes
smoke: 1% ~ 5% / FT OBS