airshield carbon monoxide detector
Skip itSoft demand (-57.8% this quarter) — this niche doesn't clear our bar today.
Price range
Incredible$27.76–$78.63cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Great$51.16avg listing price — sweet spot $15–$100
Returns
Good2.5%return rate — above 5% kills the launch gate
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Brand share
Okay86%top-5 brand share — brands hold most of the demand
Market size
Okay$128K$128K/yr · 133K searches
Competition
Bad70%top-5 click share — a locked-up shelf
Review moat
Bad5,167.07avg incumbent reviews — the moat a new listing must climb
Conversion
Bad1.9%search→purchase rate — share of searches ending in a sale
Growth
Bad-57.8%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, airshield carbon monoxide detector is a $128K/yr Amazon United States market (133K searches/yr). The top 5 brands hold 86% of demand. Verdict: Skip it — 36/100.
Data updated Jul 30, 2026 · scored weekly · How we score niches
airshield carbon monoxide detector market data
- Units sold / yr
- 4K–5K
- avg 250–500/product
- Revenue / yr
- $205K–$256K
- units × avg price
- Conversion rate
- 1.9%
- Avg BSR
- #63
- Page quality
- 0%
- Prime
- 87%
- Sponsored
- 93%
- Out of stock
- 7.7%
- Avg brand age
- 26 months
- Avg seller age
- 163 days
Competition & brand share
The top 5 products capture 70% of clicks — a locked-up shelf that new listings rarely crack.Brands
10
Sellers
46
Top-5 brand share
86%
Top 20: 100%
Top-5 click share
70%
Top 20: 100%
Open market
10%
- Kidde65%
- CoillBlow9%
- GoveeLife5%
- LSENLTY5%
- SwitchBot4%
- TOPTES3%
- Open — no brand owns it (4 brands, 10%)
Demand
Weekly Amazon search volume, last 34 weeks — -57.8% search growth over the last 90 days.Top airshield carbon monoxide detector search terms
- dewlora 4-in-1 co detector78K/yr
- dewlora 4 in 1 co detector9K/yr
- delora 4 in 1 co detector26K/yr
- delora 4 in 1 carbon monoxide detector3K/yr
- delora carbon monoxide detector5K/yr
- delora co detector4K/yr
Top airshield carbon monoxide detector products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 15 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
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$59.284.6★551 rev
8-in-1 Indoor Air Quality Monitor Portable CO2 Detector with LCD Color Screen Formaldehyde HCHO TVOC Temperature Humidity Tester USB Rechargeable Air Quality Meter for Home Office Car Travel
CoillBlow$42.545.0★51 rev
Kidde Carbon Monoxide Detector AA Battery Powered CO Alarm with LEDs Test-Reset Button Low Battery Indicator Portable
Kidde$27.764.7★19,829 rev
Kidde Carbon Monoxide Detector Plug-In with 9V Battery Backup Digital Display 85 dB Alarm LED Status Light Indicators 3rd Edition
Kidde$39.144.7★27,258 rev
GoveeLife Smart Air Quality Monitor CO2 Detector H5140 Display & Alarm
GoveeLife$66.044.5★190 rev
Newest
by launch date
4 in 1 Detector 2Pcs
AIRGUARD DETECTOR$78.634 rev
8-in-1 Indoor Air Quality Monitor Portable CO2 Detector with LCD Color Screen Formaldehyde HCHO TVOC Temperature Humidity Tester USB Rechargeable Air Quality Meter for Home Office Car Travel
CoillBlow$42.5451 rev
Kidde Smart CO Detector + Indoor Air Quality Plug-in & AA Battery COPDLQW
Kidde$77.2546 rev
Kidde Carbon Monoxide Detector Plug-in & AA Battery Backup COPD
Kidde$44.2327,258 rev
Indoor Air Quality Monitor 16-in-1 with CO2 Detector PM2.5P PM10 M1.0 HCHO & TVOC Portable Air Quality Tester with AQI Alerts Temperature & Humidity Meter Kit for Home Office Nursery RV
HSCLPM$72.6416 rev
Trending
90-day click momentum
5-in-1 air Quality Monitor Professional air Quality Detector with CO2 Monitor/Formaldehyde/TVOC/Temperature/Humidity Suitable for Home Hotel Office car
Ocdonor$27.823.8★
4 in 1 Detector 2Pcs
AIRGUARD DETECTOR$78.635.0★
8-in-1 Indoor Air Quality Monitor Portable CO2 Detector with LCD Color Screen Formaldehyde HCHO TVOC Temperature Humidity Tester USB Rechargeable Air Quality Meter for Home Office Car Travel
CoillBlow$42.545.0★
LSENLTY Upgraded CO2 Detector Plug in Wall Design 3 in 1 Air Quality Detector(Temp Humidity and CO2 Value) High Accuracy Air Quality Monitor with Threshold Reminder and Manual Calibration for Home
LSENLTY$36.404.1★
6-in-1 Air Quality Monitor Smart Indoor CO2 Detector & HCHO TVOC AQI Tester Accurate Temperature Humidity Meter with Color Display for Home Bedroom Office Car USB Powered
morhandisn$48.463.5★
What buyers say about airshield carbon monoxide detector
What buyers praise and complain about, mined from review topics.What buyers love
“the overall build quality feels solid”
“Easy set up”
“Easy to Use”
“Excellent value”
“Exactly as advertised”
“Works great”
“the battery backup ensures protection even during power outages”
“Great detector”
“Genius design”
“So far so good with reliability”
What buyers complain about
“Didn't work right out of box”
“How does a brand new battery go dead within not even 3 weeks”
“Died after about a month”
“chirps which are loud”
“not quite fitting”
“Would not stay connected to wifi”
“Very old product”
“Pricey”
“hard to use”
“was getting very clear non-zero readings”
Top return reasons
Common questions
- Is airshield carbon monoxide detector profitable to sell on Amazon United States?
- The niche generates $128K/yr across 15 tracked products. 5 of 8 products launched in the last 360 days are still selling. 90-day search growth is -57.8%. Flapen's verdict: Skip it (36/100).
- How competitive is the airshield carbon monoxide detector niche?
- 10 brands and 46 sellers compete. The top 5 products take 70% of clicks and top 5 brands hold 86% of demand.
- What do buyers complain about in airshield carbon monoxide detector?
- Top complaints mined from reviews: Functionality-Overall, Battery Life, Durability. The return rate is 2.5%.
- What does it cost to enter the airshield carbon monoxide detector niche?
- Listings span $27.76–$78.63; the average listing price is $51.16 (sweet spot $15–$100). The average incumbent carries 5,167 reviews — the moat a new listing must climb.