Carbon Monoxide Detectors 3 Pk No Socket Required Portable w/LED Digital Screen

• 【Highly Sensitive】Carbon monoxide detector is made of abs material, flame retardant and sturdy, w/the new intelligent electrochemical co sensor chip, sensitive response, rapid alarm, technology & sturdy coexist, so that you can be more assured, 360 ° omni-directional detection, high accuracy and no false alarms. • 【LED display screen】Real-time rapid detection of the surrounding Co value, a clear display of carbon monoxide concentration in the surrounding air, such as the LED screen display blurred, every 30S "ticking", is the detection of carbon monoxide in the prompt you to replace the battery, please replace the battery in a timely manner in order to ensure safety. • 【Sound & light alarm】Carbon monoxide detectors alarm standard, 50ppm - 60 to 90 minutes to alarm; 100ppm - 10 to 40 minutes to alarm; ≥ 200ppm - 1 minute to alarm, the gas concentration exceeds the standard, there will be a variety of alarm prompts to remind, more than one kind of alarm prompts more than one kind of safety, issued by the 85 decibels of the alarm, the red light alarm （Red light: alarm, green light: normal, yellow light: error.) • 【Multi-scenario Applicable】Size: 3.74 "Lx3.74 "W x1.57 "H, suitable for installing carbon monoxide alarm detectors in kitchens, bedrooms, hotels, dinning halls, companies, automobiles, & other places where the air is not circulated for a long period of time, portable, easy to install, no need for outlets, unaffected by power outages, can be installed in any place