10 Best Formaldehyde Detector Reviews & Guide IN 2022

Best Formaldehyde Detector

The best formaldehyde detector is a device that can detect the presence of formaldehyde in the air in your home. Formaldehyde is a chemical that is used in everything from furniture to building materials.

It’s also a common contaminant in homes, especially those that have been built or renovated recently. If you’re concerned about the amount of formaldehyde in your home, you may want to invest in a best formaldehyde detector.

What Is Formaldehyde?

Formaldehyde is an organic compound that has many uses. It’s known for its ability to bind with other molecules, which makes it an effective preservative and disinfectant. This chemical is commonly found in both consumer products like shampoo and cosmetics as well as industrial processes like embalming and textiles production.

Formaldehyde can be released into the air when certain products are used incorrectly or if they’re damaged by heat or fire. Other sources include paint strippers and cleaning products containing phenol or resorcinol.

The devices are usually portable and can be carried around easily without much effort. They are also affordable and have a long shelf life if they are stored properly when not in use.

1.Kidde Carbon Monoxide Detector


  • Brand : Kidde
  • Style : 1 Pack
  • Power Source : Plug In
  • Color : White
  • Item Weight : 18 Grams
  • Alarm : Fire safety, electrochemical, plug in, battery backup, tamper-resistant
  • Operating Humidity : 10% to 95% relative humidity, non-condensing
  • Lower Temperature Rating : 40 Degrees Fahrenheit
  • Upper Temperature Rating : 37.8 Degrees Celsius

Kidde Carbon Monoxide Alarm with Battery Backup, AC-Plug-In with Battery Backup, CO Alarm with Replacement Alert

Protect your family from carbon monoxide with the Kidde Carbon Monoxide Alarm with Battery Backup. This carbon monoxide detector is suitable for use in a variety of locations within your home, including bedrooms, kitchens and garages.

The alarm can be installed quickly and easily by simply plugging it into an electrical outlet. If you plan to use the alarm in an area that doesn’t have access to power outlets, such as a basement or garage, you can connect it to a battery backup system using the included 9-volt battery.

This carbon monoxide detector has been certified by Underwriters Laboratories (UL) to meet UL2034 standards for CO detection devices. To ensure that your family is protected from dangerous levels of this poisonous gas, this unit features a 85 decibel alarm that alerts you when potentially harmful levels are detected. It also includes a test/reset button so you can keep track of its status.

The Kidde Carbon Monoxide Alarm comes with an integrated hanger so you can easily place it on any wall or ceiling surface. In addition to protecting yourself from carbon monoxide poisoning, this device also helps.

2.Kidde Smoke & Carbon Monoxide Detector


  • Brand : Kidde
  • Style : 21026043
  • Power Source : Battery Powered
  • Item Weight : 0.8 Pounds
  • Alarm : Fire safety, ionization, battery powered, interconnected, tamper-resistant
  • Operating Humidity : 10% to 95% relative humidity, non-condensing
  • Lower Temperature Rating : 40 Degrees Fahrenheit
  • Upper Temperature Rating : 37.8 Degrees Celsius

Kidde smoke and carbon monoxide detector is a combination unit that monitors for both fire and carbon monoxide. It features an electrochemical smoke sensor that detects the presence of smoke by sensing temperature, rate of heat rise and density.

The carbon monoxide detector includes a photoelectric sensor that alerts you to the presence of dangerous levels of carbon monoxide gas in your home. Carbon monoxide is an odorless, colorless gas produced by incomplete combustion from sources such as unvented space heaters, furnaces, charcoal grills and gas ranges.

A voice alarm clearly announces the nature of the threat detected, such as “Fire!” for smoke or “Warning!” for CO. The 85 decibel alarm also sounds if there is a power outage. A test button allows you to silence the unit temporarily during a false alarm or when testing your detectors.

Other features include:

1-wire battery backup (9V) – protects against power outages; 9V battery included.

2-LED status indicator – shows when unit is armed; green LED indicates low battery while yellow LED alerts you when it needs servicing.

3.Kidde Nighthawk Carbon Monoxide Detector


  • Brand : Kidde
  • Style : Alarm
  • Power Source : Plug In
  • Item Weight : 1 Pounds
  • Alarm : Fire safety, electrochemical, plug-in powered
  • Operating Humidity : 5% to 95% relative humidity, non-condensing
  • Lower Temperature Rating : 40 Degrees Fahrenheit
  • Upper Temperature Rating : 100 Degrees Fahrenheit

The Kidde Nighthawk Carbon Monoxide Alarm is a dual-sensor CO/gas alarm that detects carbon monoxide and explosive gas. The unit has a digital display that displays the current carbon monoxide concentration level in percent or parts per million (ppm). It has three mounting options: AC wall outlet, plugin six foot power cord, or table top.

The Kidde Nighthawk Carbon Monoxide Alarm has four quick beeps, followed by five seconds of silence, followed by four quick beeps. This is its “low batteries” signal and it will repeat this every 30 minutes until you replace the battery.

The alarm will not sound when there is no problem with the battery. If your alarm does not have this feature then you can simply replace the battery every year or two to ensure that your carbon monoxide detector is working properly.

The Kidde Nighthawk Carbon Monoxide Alarm has a low battery warning feature which indicates when the battery needs replacement. This takes place every 30 minutes until you replace the battery.

4.Indoor Room Air Quality Tester CO2 Analyzer Detector


  • Brand : Generic
  • Power Source : Battery Powered
  • Size : ‎Small

The CO2 meter is a CO2 detector with built-in 2500 mAh battery, which powers a bright screen. At the same time, you can also connect any 5V adapter, which supports charging while working. The display data is increased in the design, so that even the elderly can see clearly.

This CO2 tester uses a 2.4-inch large screen, and the brightness of the display data is increased in the design, so that even the elderly can see clearly. Different colors indicate different CO2 levels→400-999ppm green means your CO2 is low level, 1000-1999ppm yellow means medium volume, and 2000+ ppm red means high level .

Multifunctional Carbon Dioxide tester → This product fill light can detect your indoor carbon dioxide, but also display the air humidity and temperature . It can accurately monitor indoor air quality through infrared (NDIR) technology . You don’t need to open doors or windows to check for harmful gases such as carbon monoxide (CO), formaldehyde (HCHO), nitrogen oxides (NOx), sulfur dioxide.

5. BLATN Smart 126s Air Quality Monitor Indoor TVOC Tester PM2.5 Meter Formaldehyde HCHO Detector


  • Brand : BLATN
  • Power Source : Battery Powered
  • Item Dimensions LxWxH : 5.51 x 2.56 x 1.57 inches
  • Item Weight : 220 Grams
  • Sensor Type : Catalytic, Electrochemical

The Blatn air quality monitor is a professional indoor TVOC meter test instrument, which uses semiconductor technology to detect volatile organic compounds and simultaneously measure the concentration of multiple volatile organic compounds (VOCs) in the air.

It can be used to detect a variety of volatile organic compounds (VOCs), such as benzene, toluene, xylene, aromatic hydrocarbons, aldehydes and hydrogen sulfide. The data logger records all measurements and stores them for later review.

Data Logger — Smart air quality monitor support data storage and export of all 11 measurement items, with date and time, frequency: once every 1 minute. MAX storage capacity can be expanded to 8G, which can store up to 400 days of records

FINE PARTICLE DUST LEVEL — Laser air quality sensor can measure indoor dust level in real time. 6-channel tiny particle number detection (Number of particles/liter)–PM0.3, PM0.5, PM1.0, PM2.5, PM5.0, PM10; 3-channel particulate matters quality detection (μg/m³)–PM1.0, PM2.5, PM10.

6.BTMETER – Air Particulate Meter PM2.5 PM10 Monitor Meter BT-5800D Pro Particulate Matter Detector


  • Brand : BTMETER
  • Power Source : Battery Powered
  • Color : BT-5800D Air Particulate Meter
  • Item Weight : 420 Grams
  • Sensor Type : Electrochemical

BT-5800D is a professional level sensitive air monitor detector equipped with advanced LASER SCATTERING technology, Accuracy +/- 0.2 only, which means it can deliver more accurate measurement to provide safeguard for you and your family.

BT-5800D is the most popular air quality monitor in the market. It provides real-time PM2.5 PM10 dust particle concentration readings, and can also be used to detect CO2, Carbon Monoxide (CO).

The PM2.5/PM10 sensor uses laser scattering technology to measure particulate matter with high accuracy, it’s very easy to use: just press the button once, it will return reading automatically after 15 seconds.

The device supports automatic power-off function after 5 minutes of inactivity to save battery life. It also comes with a built-in flashlight for testing in dark places.

7.Natural Gas Detector and Propane Detector


  • Brand : GasKnight
  • Style : Modern contemporary
  • Power Source : AC
  • Color : White
  • Item Dimensions LxWxH : 3.4 x 3.2 x 1.2 inches
  • Item Weight : 3 Ounces
  • Alarm : Audible, Visual

Gas leaks happen all the time in homes and businesses, but most people don’t even realize it until it’s too late. The GasKnight is a revolutionary new device that detects natural gas and propane leaks before they become major problems. It comes with a built-in alarm that sounds when there’s a leak, so you can take immediate action to stop it from getting worse.

The GasKnight also has an easy-to-use app that lets you check the status of your home at any time from anywhere in the world! It warns you when there’s a potential problem so you can fix it before anyone gets hurt.

The GasKnight is perfect for anyone who wants to protect their family or business from dangerous gas leaks. It’s easy to use, affordable and extremely effective! Order yours now and enjoy peace of mind knowing that everything is okay at home!

8.Introducing Amazon Smart Air Quality Monitor Detector


  • Dimensions : 65x65x45mm (WxLxH)
  • Weight : 120 grams without cable or adapter
  • Material : Post-consumer recycled thermoplastic resin with a nitrile rubber base
  • Calibration : Auto calibration and self cleaning at startup and routine intervals
  • Status Indicator : Multicolor LED status indicator
  • Network Connectivity : 2.4GHz Wi-Fi and BLE 4.2

The Amazon Smart Air Quality Monitor is a Wi-Fi enabled monitor that helps you understand what’s in your indoor air — particulate matter (PM 2.5), volatile organic compounds (VOCs), carbon monoxide (CO), humidity, and temperature. It tracks these factors so you can see how they change over time and use this information to make decisions about where you spend time in your home.

The device is certified for humans by the National Institute of Standards and Technology (NIST) and meets the new ULPA standard for particulates in a residential setting. The Amazon Smart Air Quality Monitor is also compatible with existing Alexa devices like Echo, Echo Dot, Google Home and more.

How does it work?

The Amazon Smart Air Quality Monitor connects to your Wi-Fi network and can be controlled from the Alexa app on Android or iOS devices, or via voice commands with Alexa-enabled devices like Echo devices. Setup takes just minutes using the easy guided setup process in the Alexa app.

The Amazon Smart Air Quality Monitor is a Wi-Fi enabled monitor that helps you understand what’s in your indoor air. It tracks these factors so you can see how they change over time and use this information to make decisions about where you spend time in your home.

9.Awair Element Indoor Air Quality Monitor


  • Item Weight : 1.4 pounds
  • Brand : Awair
  • ASIN : B082ZF4H37
  • Item model number : AWAIRREV3E

Awair Element is a Wi-Fi connected indoor air quality monitor that tracks temperature, humidity, CO2, VOCs and PM2.5. Awair helps you understand your environment so you can make changes to improve it.


Awair Element uses a suite of sensors to track temperature, humidity, CO2, carbon monoxide (CO) and volatile organic compounds (VOCs). The smart display shows you the current state of your air quality while also giving you tips on how to improve it.

The app is available for iOS or Android devices. It works on smartphones or tablets with the latest versions of iOS or Android installed and Bluetooth 4.0 capability.

It’s easy to set up: just download the app from Google Play or App Store, connect Element through Bluetooth and then follow the instructions in the app to connect it over Wi-Fi network.

It’s a natural way to detect harmful chemicals in the air. Awair uses electrochemical sensors to measure carbon monoxide, carbon dioxide and volatile organic compounds.

10.Air Quality Pollution Monitor, Formaldehyde Detector


  • Brand : EG
  • Style : Air Quality Monitor w/ PM2.5, TVOC, HCHO, Temp/Humid (B078ZS8RVL)
  • Power Source : Battery Powered
  • Item Dimensions LxWxH : 5.9 x 2.8 x 1.7 inches
  • Sensor Type : Electrochemical

The Air Quality Monitor is a portable device that accurately assesses temperature, humidity level, and multiple measures of air quality including concentrations of formaldehyde (FA), total natural & synthetic volatile organic compounds causing most odors (TVOC), and fine particulate dust matter (PM2.5/PM1.0/PM10).

It also has a built-in fan to quickly draw in ambient air to allow REAL-TIME measurements. This easy-to-carry air quality tester can help monitor air quality at home, in the car, and in hotel rooms.

The Air Quality Monitor is an advanced testing device that can be used by anyone who wants to know more about their indoor air quality.

The device includes a laser sensor to measure levels of dust particles 2.5 microns or larger in diameter, which are considered dangerous to human health as they can reach the deepest parts of our lungs and cause respiratory problems like asthma and allergies.

The Air Quality Monitor is designed with a low energy consumption processor so it can run continuously without draining your battery life or running up your electricity bill!

Things to consider before buying a best formaldehyde detector


When it comes to cost, there are several factors that you should consider. The first is the brand and model of your detector. Some brands tend to be more expensive than others.

Second, the features of your detector will also determine its price tag. For example, if you want a high-end model that has multiple sensors and other advanced features like Bluetooth connectivity or a mobile app, then you can expect to pay more than if all you need is an entry-level device with only one sensor and basic features such as an audible alarm when formaldehyde levels reach dangerous levels in your home or workspace.

Thirdly, the materials used for construction will affect the price because these affect both durability as well as operation costs over time (more expensive materials tend last longer than cheaper ones). Finally, keep in mind that some companies offer combo packs with other pieces of equipment like mosquito traps for sale at discounted prices so don’t forget about those either!


How accurate is the formaldehyde detector?

There are two factors to consider when looking at accuracy: (1) the amount of time it takes for a reading to appear on your screen and (2) the resolution, which is how precise each reading is. The first of these has to do with how fast you need to know whether there’s formaldehyde in your room or not, and if so, how high an amount there is.

If you’re in a situation where someone has been exposed to high levels of formaldehyde from certain materials (like plywood), then knowing that they’re safe as soon as possible could be critical. On the other hand, if you just want to know whether there are low levels that might cause irritation over time but aren’t immediately dangerous, then waiting a few minutes may be fine.

The second issue—resolution—is more important when trying to figure out what exactly caused those readings: did one item have higher amounts than another?

Is my home safe overall? How do I fix this problem? For example, if your detector shows an average level per week between .03–0.05 ppm but some days have readings above .10 ppm and others below .01 ppm; then it’s not very helpful in understanding why this happened or how best fix it

Power source

  • Battery powered: The most common power source is a battery that lasts for a few years, depending on usage and charging frequency.
  • Rechargeable battery: An alternative to the standard battery is a rechargeable one that can be charged using AC power when it’s not in use or solar energy when it’s outdoors.
  • Solar powered: Another option is solar power, which means you’ll need to place the detector on an exposed surface so that it can absorb sunlight throughout the day. However, this isn’t ideal for all locations since direct sunlight may cause damage to some detectors.
  • AC powered: Some models have an AC adapter built into them so they don’t require batteries at all!


When you are deciding on the best formaldehyde detector, portability is important to consider. You want to be able to move the detector around easily and take it with you on trips. This will make sure that when you need to check for formaldehyde in your home, or even if you are traveling, a good formaldehyde detector will be there for you.

A great way to tell how portable a model is is how easy it is for someone else (such as a repairman) who doesn’t have any experience using these devices before to use one safely and effectively. A good model should also be easy-to-use by homeowners as well, because they might need to do so more frequently than professional workers would typically need them during repairs or renovations at their homes.

Additional features

  • Built-in timer. Some detectors have a built-in timer that allows you to set the time for which you want the detector to be working. This is especially useful if you need to know how long it takes for your furniture to emit or absorb formaldehyde, or if you want your detector to work for a specific amount of hours each day.
  • Built-in temperature sensor. Some detectors also come with a built-in temperature sensor that can tell you whether there is enough humidity in your air so your furniture will emit more formaldehyde fumes (remember: high temperatures cause increased evaporation).
  • Recording function. A lot of detectors have recording capabilities, so they can record the levels of formaldehyde found in your home over multiple days, weeks or even months at once! This helps people make informed decisions on whether they should buy new furniture after all – because sometimes it’s hard enough making one decision without having to make another!

Don’t buy a cheap detector if you are uber-sensitive to formaldehyde. Check how easy it is to use, and how portable it is.

  • Cheap detectors are not always a good deal. If you are uber-sensitive to formaldehyde, then it’s worth paying more for something that can detect lower levels of this gas.
  • Make sure the detector is easy to use and portable. The best formaldehyde detectors will be easy to operate, so they can be used by anyone in the family or by guests who stay with you.
  • Make sure the detector is accurate at detecting formaldehyde in your home and office space where there may be hidden sources of this harmful substance.*Make sure it has an affordable price tag so that everyone will have access to it.*Always make sure that any product has adequate warranty coverage before buying it because there may be defects after purchase which might lead us into trouble later on when we want to claim warranty service from our vendor/manufacturer


In conclusion, it is important to note that there are several factors that should be considered before purchasing a formaldehyde detector. Some of these factors include:

  • The type of substances you will be detecting. If you need to detect formaldehyde in the air, then choose an instrument that’s designed for this purpose. Also consider whether or not the device has been certified by an independent testing laboratory, such as Intertek or SGS. In addition, if your needs require additional features like data logging and graphing capabilities, then look for one with these features included as standard equipment on their model lineup.
  • Cost versus quality/features offered by each model under consideration as compared against other similar products within its class (such as those manufactured by competitors). It is also important not only at this point but throughout this entire process – until now – especially since we’re talking about spending money on something which will hopefully last many years into future!

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