AQM-393 Travel Carbon Monoxide Detector Portable Mini Vehicle CO Detector Air Quality Monitor for Car, RV, Aircraft CO Gas Alarm with Audible Visual Alert, Lanyard clip

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The Vehicle CO Gas Alarm is designed to detect the presence of carbon monoxide (CO) gas within a vehicle. In the event that the CO gas concentration exceeds the alarm threshold, the device will promptly alert you through both audible sound and visual indicators, ensuring your safety. This alarm serves as a crucial companion for safeguarding your health, preventing potential damage, and acting as a reliable assistant for your well-being.


  • Compact design with a protective case
  • Audible and visual alarm for CO level
  • Low battery level warning
  • High-sensitivity sensor made in Japan
  • High-temperature alarm when exceeds 50°C (122°F)
  • MAX Function
  • Single button operation
  • Comes with metal chain and lanyard with a clip


  • Display: display CO concentration and battery power level
  • LED Indicator: Blue power supply light and Red alarm light
  • Buzzer: sound alarm, 70dB at 1meter
  • Static working state current: <30uA
  • Alarm state current: <6mA
  • Working Environment: -10~60°C ; 10~90%RH
  • Sensor: electrochemical sensor from Nemoto, Made in Japan, 5 years lifetime
  • Power source: 2 x CR2032 button battery
  • Lifetime of batteries: continuously working for about 9 months
  • Size: 76 x 49 x 14.7mm
  • Weight: 45g (without battery), 50.8g (with battery), Clip:30.2g

Set Includes:

  • 1 x CO Gas Alarm
  • 1 x Protective Case
  • 1 x Lanyard with clip
  • 1 x Metal Chain
  • 2 x CR2032 battery
  • English Instruction Manual
  • Standard Factory Packaging

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