---
title: "airguard carbon monoxide detector — Niche Verdict: Skip it (40/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/health-household/airguard-carbon-monoxide-detector"
last_updated: "2026-07-14T00:27:32.067Z"
locale: en
meta:
  description: "a small market ($52K/yr) — airguard carbon monoxide detector doesn't clear our bar today."
  "og:description": "a small market ($52K/yr) — airguard carbon monoxide detector doesn't clear our bar today."
  "og:title": "airguard carbon monoxide detector — Niche Verdict: Skip it (40/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **airguard carbon monoxide detector**

**Skip it**

A small market ($52K/yr) — this niche doesn't clear our bar today.

Market size 13Growth 25Conversion 20Competition 29Returns 74Price range 66Avg price 94Brand share 28Review moat 24Quality gap 83

**Avg price**

**Great****$48.45**

avg listing price — sweet spot $15–$100

**Quality gap**

**Great****4.2★**

avg incumbent rating — lower means beatable quality

**Returns**

**Good****2.1%**

return rate — above 6% kills the launch gate

**Price range**

**Good****$23.44–$139.42**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Competition**

**Okay****67%**

top-5 click share — leaders hold, buyers still browse

**Brand share**

**Okay****88%**

top-5 brand share — brands hold most of the demand

**Growth**

**Okay****+0.0%**

90-day search growth — must beat 0% to launch

**Review moat**

**Bad****5,445.06**

avg incumbent reviews — the moat a new listing must climb

**Conversion**

**Bad****1.6%**

search→purchase rate — share of searches ending in a sale

**Market size**

**Bad****$52K**

$52K/yr · 67K searches

## **Competition**

The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**11 **

**Sellers**

**45**

**Top-5 brand share**

**88%**

**Open market**

**9%**

- Kidde46% - The Airguard Pro27% - Dienmern7% - PinoTec5% - YISPK4% - GoveeLife3% - Open — no brand owns it (5 brands, 9%)

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$5K20%$10K30%$16K40%$21K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 18 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Airguard - 4-In-1 With Real-Time Digital Display Plug-In With Temperature & Humidity Tracking Easy Setup For Home & Apartment (2 Pcs)](https://m.media-amazon.com/images/I/41DUzz9er0L.jpg)**Airguard - 4-In-1 With Real-Time Digital Display Plug-In With Temperature & Humidity Tracking Easy Setup For Home & Apartment (2 Pcs)**The Airguard Pro**$79.80**5.0★1 rev](https://www.amazon.com/dp/B0H6JNYN1H) [2![Kidde Carbon Monoxide Detector Plug-in with AA Battery Backup Easy-to-Read Digital Backlit Display 85 dB Alarm Rotating Plug LED Status Light Indicators 5th Edition COPD](https://m.media-amazon.com/images/I/31Ilgd8pPKL.jpg)**Kidde Carbon Monoxide Detector Plug-in with AA Battery Backup Easy-to-Read Digital Backlit Display 85 dB Alarm Rotating Plug LED Status Light Indicators 5th Edition COPD**Kidde**$44.47**4.7★27,237 rev](https://www.amazon.com/dp/B0G1C86M5S) [3![Kidde Carbon Monoxide Detector Plug-In with 9V Battery Backup Digital Display 85 dB Alarm LED Status Light Indicators 3rd Edition](https://m.media-amazon.com/images/I/31pzhlbrZSL.jpg)**Kidde Carbon Monoxide Detector Plug-In with 9V Battery Backup Digital Display 85 dB Alarm LED Status Light Indicators 3rd Edition**Kidde**$39.04**4.7★27,237 rev](https://www.amazon.com/dp/B00002N86A) [4![5-in-1 CO2 Carbon Dioxide Detector Dienmern Portable Air Quality Monitor Indoor 1600mAh Powerful Battery CO2 Monitor for CO2/Temp/Humidity LED Display CO2 Detector for Travel/Office/Home/Grow Tents](https://m.media-amazon.com/images/I/41dSrtwgiYL.jpg)**5-in-1 CO2 Carbon Dioxide Detector Dienmern Portable Air Quality Monitor Indoor 1600mAh Powerful Battery CO2 Monitor for CO2/Temp/Humidity LED Display CO2 Detector for Travel/Office/Home/Grow Tents**Dienmern**$23.44**4.1★773 rev](https://www.amazon.com/dp/B0GTB442ND) [5![Kidde Carbon Monoxide + Explosive Gas Natural Gas & Propane Alarm Plug-in with 9V Battery Backup Digital Display 85 dB Alarm LED Status Indicators 3rd Edition](https://m.media-amazon.com/images/I/31inVdY76AL.jpg)**Kidde Carbon Monoxide + Explosive Gas Natural Gas & Propane Alarm Plug-in with 9V Battery Backup Digital Display 85 dB Alarm LED Status Indicators 3rd Edition**Kidde**$59.53**4.6★551 rev](https://www.amazon.com/dp/B0DT1MS1D1)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![Airguard - 4-In-1 With Real-Time Digital Display Plug-In With Temperature & Humidity Tracking Easy Setup For Home & Apartment (2 Pcs)](https://m.media-amazon.com/images/I/41DUzz9er0L.jpg)**Airguard - 4-In-1 With Real-Time Digital Display Plug-In With Temperature & Humidity Tracking Easy Setup For Home & Apartment (2 Pcs)**The Airguard Pro**$79.80**1 rev2w ago](https://www.amazon.com/dp/B0H6JNYN1H) [![Airguard - 4-In-1 With Real-Time Digital Display Plug-In With Temperature & Humidity Tracking Easy Setup For Home & Apartment (4 Pcs)](https://m.media-amazon.com/images/I/41LsUdrp62L.jpg)**Airguard - 4-In-1 With Real-Time Digital Display Plug-In With Temperature & Humidity Tracking Easy Setup For Home & Apartment (4 Pcs)**The Airguard Pro**$139.42**1 rev2w ago](https://www.amazon.com/dp/B0H6JC1VX2) [![5-in-1 Indoor Air Quality Monitor](https://m.media-amazon.com/images/I/418Awaklj1L.jpg)**5-in-1 Indoor Air Quality Monitor**CoillBlow**$49.06**1 rev1mo ago](https://www.amazon.com/dp/B0H2DS8SZ2) [![Air Quality Monitor Indoor 10-in-1 Portable Smart Air Quality Tester for CO2 | TVOC | HCHO | AQI | PM2.5 | PM1.0 | PM10 | Temp | Humidity and Time for Home Office Cars Hotel School Black](https://m.media-amazon.com/images/I/41s5z53eYsL.jpg)**Air Quality Monitor Indoor 10-in-1 Portable Smart Air Quality Tester for CO2 | TVOC | HCHO | AQI | PM2.5 | PM1.0 | PM10 | Temp | Humidity and Time for Home Office Cars Hotel School Black**Lwyinp**$35.27**25 rev2mo ago](https://www.amazon.com/dp/B0H1H8J259) [![Upgraded 10-in-1 Smart Air Quality Monitor Professional Indoor Air Test Kit for CO TVOC HCHO PM0.3-10 PM2.5 Temperature & AQI Home Car Pets Plants Hotels White](https://m.media-amazon.com/images/I/413XalrcoyL.jpg)**Upgraded 10-in-1 Smart Air Quality Monitor Professional Indoor Air Test Kit for CO TVOC HCHO PM0.3-10 PM2.5 Temperature & AQI Home Car Pets Plants Hotels White**YISPK**$29.22**37 rev3mo ago](https://www.amazon.com/dp/B0GWLTFPQS)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Airguard - 4-In-1 With Real-Time Digital Display Plug-In With Temperature & Humidity Tracking Easy Setup For Home & Apartment (2 Pcs)](https://m.media-amazon.com/images/I/41DUzz9er0L.jpg)**Airguard - 4-In-1 With Real-Time Digital Display Plug-In With Temperature & Humidity Tracking Easy Setup For Home & Apartment (2 Pcs)**The Airguard Pro**$79.80**5.0★**— 0%**](https://www.amazon.com/dp/B0H6JNYN1H) [![Kidde Carbon Monoxide Detector Plug-in with AA Battery Backup Easy-to-Read Digital Backlit Display 85 dB Alarm Rotating Plug LED Status Light Indicators 5th Edition COPD](https://m.media-amazon.com/images/I/31Ilgd8pPKL.jpg)**Kidde Carbon Monoxide Detector Plug-in with AA Battery Backup Easy-to-Read Digital Backlit Display 85 dB Alarm Rotating Plug LED Status Light Indicators 5th Edition COPD**Kidde**$44.47**4.7★**— 0%**](https://www.amazon.com/dp/B0G1C86M5S) [![Kidde Carbon Monoxide Detector Plug-In with 9V Battery Backup Digital Display 85 dB Alarm LED Status Light Indicators 3rd Edition](https://m.media-amazon.com/images/I/31pzhlbrZSL.jpg)**Kidde Carbon Monoxide Detector Plug-In with 9V Battery Backup Digital Display 85 dB Alarm LED Status Light Indicators 3rd Edition**Kidde**$39.04**4.7★**— 0%**](https://www.amazon.com/dp/B00002N86A) [![5-in-1 CO2 Carbon Dioxide Detector Dienmern Portable Air Quality Monitor Indoor 1600mAh Powerful Battery CO2 Monitor for CO2/Temp/Humidity LED Display CO2 Detector for Travel/Office/Home/Grow Tents](https://m.media-amazon.com/images/I/41dSrtwgiYL.jpg)**5-in-1 CO2 Carbon Dioxide Detector Dienmern Portable Air Quality Monitor Indoor 1600mAh Powerful Battery CO2 Monitor for CO2/Temp/Humidity LED Display CO2 Detector for Travel/Office/Home/Grow Tents**Dienmern**$23.44**4.1★**— 0%**](https://www.amazon.com/dp/B0GTB442ND) [![Kidde Carbon Monoxide + Explosive Gas Natural Gas & Propane Alarm Plug-in with 9V Battery Backup Digital Display 85 dB Alarm LED Status Indicators 3rd Edition](https://m.media-amazon.com/images/I/31inVdY76AL.jpg)**Kidde Carbon Monoxide + Explosive Gas Natural Gas & Propane Alarm Plug-in with 9V Battery Backup Digital Display 85 dB Alarm LED Status Indicators 3rd Edition**Kidde**$59.53**4.6★**— 0%**](https://www.amazon.com/dp/B0DT1MS1D1)

**~~View all trending →~~**

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Quality-Overall**15%

*“Excellent product”*

**Ease Of Use**12%

*“Easy to Use”*

**Assembly/Installation**11%

*“Ease of installation”*

**Value For Money**9%

*“Great value”*

**Advertised Vs Actual Product**8%

*“Exactly as advertised”*

**Battery Life**5%

*“Long lasting battery”*

**Efficiency**5%

*“does what its supposed to do”*

**Sensor**4%

*“Great Detector”*

**Design-Overall**3%

*“Genius design”*

**Durability**2%

*“seems fairly durable”*

### **What buyers complain about **

**Noise Level**9%

*“Random Beeps”*

**Durability**7%

*“Died after about a month”*

**Battery Life**6%

*“How does a brand new battery go dead within not even 3 weeks”*

**Functionality-Overall**6%

*“or this monitor doesn't work”*

**Size-Overall**4%

*“The detector is bigger than I thought”*

**Quality-Overall**4%

*“terrible quality control”*

**Product Condition**4%

*“It was used”*

**Connectivity-Overall**3%

*“Does not stay connected to WiFi”*

**Measurement/Reading Accuracy**3%

*“Inaccurate readings”*

**Ease Of Use**3%

*“hard to use”*

### **Top return reasons **

**Alarm/Timer Accuracy**13%

**Size-Overall**12%

**Functionality-Overall**12%

**Advertised Vs Actual Product**10%

**Value For Money**8%

**Defective Material/Parts**6%

**Product Condition**5%

**Compatibility-Overall**3%

**Display-Overall**3%

**Battery Life**3%