FREE: Practical Smoke Alarm/LCD Carbon monoxide alarm Detector Warn Sensor

The listing, Practical Smoke Alarm/LCD Carbon monoxide alarm Detector Warn Sensor has ended.

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 Item Codes: 56380891946
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Description:

Sensitivity & Time: 30ppm, Alarms within 120 Minutes
Sensitivity & Time: 50ppm, Alarms within 60~90 Minutes
Sensitivity & Time:100ppm, Alarm within 10~40 Minutes
Sensitivity & Time: 300ppm, Alarm within 3Minutes
Alarm within 3Minutes Standby Current: <80uA
Alarm Current: <80mA
Operation Ambient Condition: 5℃~40℃; 20%~90%R.H
Display tolerance: +/-100PPM (0-200PPM);+/-50%(>200PPM )
Power: 3*AA batteries (Not include)
The red LED will flash while in the alarm mode. One chirp every 30 seconds if the battery is low(need replacement) (green LED still flashes once every 30 seconds).
Test/Reset button to test the unit electronics and verifies properunit operation and reset the unit during CO alarm.
Alarm memory feature: If the unit ever alarms, pressing the button,green LED will flashes once every second for one minute. And the peak alarmlevel will be indicated on the LCD.
Green and red LED lights that indicate normal operation and alarm status.