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  • Regular price $1.00

LCD Photoelectric Carbon Monoxide Detector Home Security Protection 85dB Warning High Sensitive Independent CO Gas Sensor Detector Carbon Monoxide Alarm


  • 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 concentration.

  • Low-bat Indicator: Chirp every 30s as battery lower than 3.3V with green LED flashing and Lb on LCD
  • Alarm Mode: Red Led quickly flashes 4 times with unit chirping every 5 seconds, then repeat,
  • Audibility: 85dB ( at 1m distance ), Frequency 3 - 0.5KHZ
  • Standby Mode: Green Led flashes once every 30 seconds
  • LCD Displayer (optional): 4 digits LCD displayer
  • Standby Current:<50μA
  • Alarm Current:<50mA


Mal-Function Indicator:

  • 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.


  • Green 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.

  • Test/Reset button is designed for weekly testing if it works properly and reset the unit during CO alarm


  • Advanced level of protection, easy to read with the digital display, even in low light conditions

  • A perfect item for protecting your family from the dangers of carbon monoxide


  • This alarm is highly recommended to be mounted on a wall surface

  • Displays the level of carbon monoxide the unit is sensing

  • Chirp every 30s with green LED out and Err on LCD

  • Alerts users when batteries need to be replaced


  • Powered By: 3 x AA Batteries (Not included)

  • Compact, lightweight & easy to operate

  • Power consumption: 0.3mW

  • Size: 10 x 4cm



independent CO gas detector/Carbon monoxide gas detector
Power supply:2 AA size 1.5V batteries (not including)
Sensitivity & time: 50ppm, alarms within 60-90 minutes,
100ppm, alarms within 10-40 minutes,
300ppm, alarms within 3 minutes
Standby current:< 50uA (without LCD); <200uA (with LCD)
Alarm Current:<75mA
Operation Ambient condition:5-40 degree, 20-90%R.H.

Packing Content:

  • 2 x Screws (not included battery)
  • 1 x Carbon Monoxide Alarm