Intelligent Carbon Monoxide Detector - Digital LCD Display, Test Button and LED Indicator - Automatic Alarm

High Sensitivity: This carbon monoxide detector uses a high-tech electrochemical sensor capable of quickly detecting dangerous levels of carbon monoxide and sounding an alarm. Eliminate hidden dangers immediately and protect your life and that of your family. Install it in your bedroom or living room.

Quality Certification: This carbon monoxide detector has been rigorously tested. When a dangerous level of carbon monoxide is detected, it emits an 85-decibel alarm and a red LED flashes to alert you.

Alarm Standard: The alarm time depends on the carbon monoxide concentration. 50 ppm: alarm within 60 to 90 minutes; 100 ppm: alarm within 10 to 40 minutes; 300 ppm: alarm within 3 minutes.

Compact and Lightweight: This portable carbon monoxide detector is stylish and compact. It can therefore be placed anywhere in the home without being obtrusive. It can be used at home or taken on trips to prevent outdoor fires and ensure your safety. It is a reliable device.

LCD Screen: The carbon monoxide detector displays carbon monoxide concentration data on the LCD screen by measuring the concentration. "Err" on the LCD screen indicates a device malfunction. "Lb" on the LCD screen means the battery is low and needs to be replaced, while "999 ppm" on the LCD screen indicates that the CO level is above 999 ppm.