portable smoke detector
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$30.57avg listing price — sweet spot $15–$100
Price range
Incredible$16.54–$47.22cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Good2.1%return rate — above 5% kills the launch gate
Conversion
Good4.1%search→purchase rate — share of searches ending in a sale
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Growth
Okay+0.8%90-day search growth — must beat 0% to launch
Review moat
Bad4,556.71avg incumbent reviews — the moat a new listing must climb
Competition
Bad75%top-5 click share — a locked-up shelf
Market size
Bad$56K$56K/yr · 45K searches
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, portable smoke detector is a $56K/yr Amazon United States market (45K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Apr. Verdict: Skip it — 35/100.
Data updated Jul 30, 2026 · scored weekly · How we score niches
portable smoke detector market data
- Units sold / yr
- 2K–2K
- avg 100–250/product
- Revenue / yr
- $46K–$61K
- units × avg price
- Conversion rate
- 4.1%
- Avg BSR
- #7
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 93%
- Out of stock
- 1.0%
- Avg brand age
- 21 months
- Avg seller age
- 151 days
Competition & brand share
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.Brands
3 rising
Sellers
56
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
75%
Top 20: 100%
Open market
0%
- Kidde84%
- First Alert12%
- X-Sense4%
Demand & seasonality
Weekly Amazon search volume, last 80 weeks — +0.8% search growth over the last 90 days.Peak months: Apr · busiest ÷ quietest = 2.1×
Top portable smoke detector search terms
- portable smoke detector18K/yr
- travel smoke and carbon monoxide detector9K/yr
- portable smoke and carbon monoxide detector8K/yr
- travel smoke detector6K/yr
- portable smoke detector for travel4K/yr
Top portable smoke 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 14 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Kidde Compact Smoke Detector AA Battery-Powered 10SDR
Kidde$19.054.4★803 rev
Kidde Carbon Monoxide Detector AA Battery-Powered COB
Kidde$25.644.7★129 rev
Kidde Carbon Monoxide Detector AA Battery Powered Portable for Travel or Home 85 dB Alarm LED Status Indicators 3rd Edition
Kidde$22.914.8★1,663 rev
Kidde Smoke & Carbon Monoxide Detector AA Battery-Powered 30CUDR 1 Pack
Kidde$47.224.4★654 rev
First Alert Battery Smoke Alarm
First Alert$16.544.6★4,896 rev
Newest
by launch date
Kidde Carbon Monoxide Detector AA Battery-Powered COBD
Kidde$31.3019,829 rev
Kidde Carbon Monoxide Detector AA Battery-Powered COB
Kidde$25.64129 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
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 Compact Smoke Detector AA Battery-Powered 10SDR
Kidde$19.05803 rev
Trending
90-day click momentum
X-Sense Smoke Detector and Carbon Monoxide Detector SC01 1-Pack
X-Sense$31.964.6★
Kidde Carbon Monoxide Detector AA Battery-Powered COBD
Kidde$31.304.7★
X-Sense Smoke Detector Carbon Monoxide Detector Combo SC07 1-Pack
X-Sense$33.564.6★
Kidde Carbon Monoxide Detector AA Battery-Powered COB
Kidde$25.644.7★
First Alert Battery Combination Smoke & Carbon Monoxide Alarm
First Alert$40.004.5★
What buyers say about portable smoke detector
What buyers praise and complain about, mined from review topics.What buyers love
“Easily installed”
“The build quality feels solid and durable”
“Excellent value”
“As described”
“Easy peasy”
“Works great”
“Battery is fine”
“Great detector”
“it fits the same as before”
“Keep your family safe”
What buyers complain about
“Two failed within months”
“Beeps as battery are low”
“Doesnt work properly”
“It is loud as it should be”
“VERY POOR quality control”
“Expensive I think”
“Alarm activates for no apparent reason”
“Small”
“Misleading product information”
“and the other one is extremely defective”
Top return reasons
Common questions
- Is portable smoke detector profitable to sell on Amazon United States?
- The niche generates $56K/yr across 14 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +0.8%. Flapen's verdict: Skip it (35/100).
- How competitive is the portable smoke detector niche?
- 3 brands and 56 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in portable smoke detector?
- Top complaints mined from reviews: Durability, Battery Life, Functionality-Overall. The return rate is 2.1%.
- When does demand for portable smoke detector peak?
- Demand peaks in Apr; the busiest month runs 2.1× the quietest.
- What does it cost to enter the portable smoke detector niche?
- Listings span $16.54–$47.22; the average listing price is $30.57 (sweet spot $15–$100). The average incumbent carries 4,557 reviews — the moat a new listing must climb.