plug in smoke and carbon monoxide detector
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$40.87avg listing price — sweet spot $15–$100
Price range
Incredible$20.99–$67.36cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Great7.0%search→purchase rate — share of searches ending in a sale
Returns
Good2.5%return rate — above 5% kills the launch gate
Market size
Okay$192K$192K/yr · 67K searches
Competition
Okay68%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Review moat
Bad7,160.35avg incumbent reviews — the moat a new listing must climb
Growth
Bad-5.2%90-day search growth — must beat 0% to launch
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, plug in smoke and carbon monoxide detector is a $192K/yr Amazon United States market (67K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan. Verdict: Skip it — 40/100.
Data updated Jul 30, 2026 · scored weekly · How we score niches
plug in smoke and carbon monoxide detector market data
- Units sold / yr
- 6K–8K
- avg 250–500/product
- Revenue / yr
- $245K–$327K
- units × avg price
- Conversion rate
- 7.0%
- Avg BSR
- #7
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 94%
- Out of stock
- 2.6%
- Avg brand age
- 1 months
- Avg seller age
- 134 days
Competition & brand share
The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.Brands
4 rising
Sellers
65
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
68%
Top 20: 100%
Open market
0%
- Kidde72%
- First Alert25%
- X-Sense2%
- SITERWELL1%
Demand & seasonality
Weekly Amazon search volume, last 87 weeks — -5.2% search growth over the last 90 days.Peak months: Jan · busiest ÷ quietest = 2.0×
Top plug in smoke and carbon monoxide detector search terms
- plug in smoke and carbon monoxide detector41K/yr
- kidde plug in carbon monoxide detector9K/yr
- kidde carbon monoxide alarm plug in5K/yr
- kidde carbon monoxide detectors plug in9K/yr
- plug in co2 and smoke detector3K/yr
- kidde carbon monoxide detector plug in wall1K/yr
- carbon monoxide detectors/smoke alarm plug in251/yr
Top plug in smoke and 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 17 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Kidde Carbon Monoxide Detector Plug-in Carbon Monoxide Detector with AA Battery Backup 85 dB Alarm LED Status Light Indicators 3rd Edition
Kidde$31.644.8★1,208 rev
First Alert Plug in Carbon Monoxide Alarm
First Alert$24.054.7★23,005 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
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
Kidde Carbon Monoxide Detector Plug-in & AA Battery Backup COPD
Kidde$44.234.7★27,258 rev
Newest
by launch dateKidde Carbon Monoxide Detector Plug-in & AA Battery Backup COPD
Kidde$44.2327,258 rev
Kidde Carbon Monoxide Detector Plug-in & AA Battery Backup COP
Kidde$34.761,208 rev
Kidde Carbon Monoxide Detector Plug-in Carbon Monoxide Detector with AA Battery Backup 85 dB Alarm LED Status Light Indicators 3rd Edition
Kidde$31.641,208 rev
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$59.28551 rev
Kidde Carbon Monoxide Detector AA Battery Powered Portable for Travel or Home 85 dB Alarm LED Status Indicators 3rd Edition
Kidde$22.911,663 rev
Trending
90-day click momentumKidde Carbon Monoxide Detector Plug-in & AA Battery Backup COP
Kidde$34.764.8★
Kidde Carbon Monoxide Detector Plug-in & AA Battery Backup COPD
Kidde$44.234.7★
X-Sense Smoke Detector Carbon Monoxide Detector Combo SC07 1-Pack
X-Sense$33.564.6★
First Alert Plug in Carbon Monoxide Alarm
First Alert$67.364.7★
First Alert Battery Combination Smoke & Carbon Monoxide Alarm
First Alert$40.004.5★
What buyers say about plug in smoke and carbon monoxide detector
What buyers praise and complain about, mined from review topics.What buyers love
“Ease of installation”
“the overall build quality feels solid”
“As advertised”
“Excellent value”
“Easy peasy”
“Batteries last a long time”
“Works perfect in my home daycare”
“Overall, this is a straightforward and user-friendly detector with useful features and added convenience”
“Security is important”
“Fit right in the existing mount”
What buyers complain about
“Failed in less than 3 months”
“Beeps as battery are low”
“began incredibly irritating beeping”
“Does not work correctly”
“Poor quality control”
“Expensive I think”
“The detector is bigger than I thought”
“it started false alarm”
“Very old product”
“The item did NOT WORK when I tried to install it”
Top return reasons
Common questions
- Is plug in smoke and carbon monoxide detector profitable to sell on Amazon United States?
- The niche generates $192K/yr across 17 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -5.2%. Flapen's verdict: Skip it (40/100).
- How competitive is the plug in smoke and carbon monoxide detector niche?
- 4 brands and 65 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in plug in smoke and carbon monoxide detector?
- Top complaints mined from reviews: Durability, Battery Life, Noise Level. The return rate is 2.5%.
- When does demand for plug in smoke and carbon monoxide detector peak?
- Demand peaks in Jan; the busiest month runs 2.0× the quietest.
- What does it cost to enter the plug in smoke and carbon monoxide detector niche?
- Listings span $20.99–$67.36; the average listing price is $40.87 (sweet spot $15–$100). The average incumbent carries 7,160 reviews — the moat a new listing must climb.