16 Best Portable Carbon Monoxide Detector of 2023 Reviews

CO detector alerts with a loud 85dB warning signal indicating dangerous levels of carbon monoxide in your home

Plug-in that still works during a power failure - 2-AA batteries (included) provide backup for your CO alarm in the event of a power outage

Easy & quick installation - plugs into any standard AC wall outlet

Purchase multiple alarms for whole-home detection - place 1 carbon monoxide detector on each level of your home & outside each sleeping area to help protect against poisonous CO gas

UL Certified, 10-year limited warranty

CO detector with alert modes & 2 LED lights that pulse for power & CO detection

Electrochemical sensing technology - CO alarm detects the presence of carbon monoxide gas, 85 decibel alarm

Protects during a power failure - CO detector operates on 3-AA batteries

Easy to read digital display - allows for easy viewing of carbon monoxide levels

UL Certified, 10-year limited warranty

Keep your family safe with this easy to use digital-display, 10-year battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure

Easy-to-read backlit digital display shows temperature and CO concentration; Peak Level feature displays the highest concentration of carbon monoxide measured

Built-in 10-year lithium battery offers continuous protection for the life of the carbon monoxide detector

A loud 85-decibel alarm sounds when CO levels reach dangerous levels

10-year limited warranty; Equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for safety

All first alert CO alarms are rigorously tested to meet UL standards

First Alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (Based on a First Alert Brand Trust Survey in February 2018)

CO detector with alert modes & LED lights that pulse for power, CO detection, & low battery

Sophisticated electronic components to protect you & your family from the dangers of carbon monoxide, 85 decibel alarm alerts of fire

Protects during a power failure - operates on 2-AA batteries, included with pack

Whole home family protection - place 1 carbon monoxide detector on each level of your home & in your bedroom to protect from poisonous gases

UL Certified, 10-year limited warranty

Flexible Installation: Wall-mounted or free-standing; easy to take while traveling

High Accuracy & Reliability: Advanced Figaro electrochemical CO sensor; 5-year replaceable battery

Instant Alert: An early warning will be delivered through a loud 85-decibel alarm

Informative LCD: Displays real-time CO levels and remembers dangerous CO levels since the last preset

Intuitive LED: 3-colored LED indicator flashes red, green, or yellow to indicate an alarm, power, or a fault

High-precision & Sensitivity Sensor - Our carbon monoxide detector Use High Reliability Electrochemical Sensor, Excellent Repeatability and Stability, Sensitive Response, Rapid Alarm.

Easy to Install - Plug and play, saving installation time.

LED Digital Display & Human Voice Warning - The portable carbon monoxide detector is suitable for 24 hours gas leak monitoring, When a carbon monoxide gas leak occurs, it can quickly identify the gas and emit an alarm of 85 decibels to avoid dangerous accidents and ensure personal and property safety.

Application Scenario - Our carbon monoxide detectors are suitable for bedroom, kitchen, living room, bathroom, apartment, garage, office, restaurant, hotel, etc.

Safety Certification - UL2034 Certification

Worry-Free After service - We provide 180 days no reason to refund service. If you have any questions, please contact us, we will solve your problem as soon as possible.

【New Upgrades】Plug and play. whether you are at home or traveling, it can be hung anywhere with a power supply.

【Why Do You Choose It】CO is a colorless, odorless toxic gas that people cannot feel through their five senses. you need one or more CO detectors to ensure your personal safety.

【Alarm Concentration】When the CO concentration is 50PPM—alarm within 60-90 minutes, 100PPM—alarm within 10-40 minutes, 150PPM—85 decibel sound and light alarm within 5 seconds to remind you The environment is dangerous.

【LCD Display】Monitors and displays the readings in real time, allowing you to quickly understand the environmental conditions.

【Qualified Certification】Safety department certification: UL2034

【Customer service】 We are willing to provide you with unconditional returns and exchanges within 90 days. If you have any questions, please contact us by email, we will try our best to help you solve the problem.

Electrochemical sensor, which is composed of a pump and a microprocessor, can accurately and efficiently reflects the detection data on the screen.

It will alarm wearer to take corresponding protective action by sound, light and vibration once the environmental CO gas concentration exceeds the preset alarm point.

Portable Small Size 110mm*45mm*32mm with IP67 waterproof and dustproof body, it’s also passed 2 meters drop test and have a -25~55℃working temperature range, you can take it wherever you want to go, it doesn't take up space.

This CO detector can be used continuously for 2 years if it is kept in a 24-hour working state.

You can contact our development engineer via amazon email.If you have any questions, please feel free to contact us.

Easy-to-use CO meter detects and measures concentration levels of carbon monoxide gas

Portable CO detector with user protection and short-term exposure limit (STEL) alarm

Low level alarm (35 ppm) and high level alarm (200 ppm)

Audible and visual alarms

Backlit display with CO measurements (0 to 1000 ppm) and temperature (Farenheit and Celcius)

Auto-power off after 20 minutes of no usage helps conserve battery life

Includes carrying pouch and 4xAAA batteries

◎The carbon monoxide detector alarm continuous monitoring of Carbon Monoxide levels to keep your family safe. Operated by 2 * 1.5V AAA batteries (not included),portable and easy installation,no need for socket, not affected by power failure, can be installed anywhere!

◎Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room.To ensure complete protection make sure to place one on each level of your home and in each bedroom.

◎Simple to use,with a single test/reset button,when a dangerous level of carbon monoxide is detected the red LED will flashes and a loud alarm pattern will sound--Loud 85 decibel alarm with LED Flash.

◎Alarm standard: 50ppm, alert within 60 to 90 minutes; 100ppm, alert within 10 to 40 minutes; 300ppm, alert within 3 minutes. Note: When you test the detector, please do not use gas blow the hole directly.

◎All CO alarms are rigorously tested to meet UL standards.We promise and guarantee the customer service by providing a response to any questions, concerns, and inquiries within 24 hours.