Carbon Monoxide Detector 2 Pack
soft demand (-71.5% this quarter) — Carbon Monoxide Detector 2 Pack doesn't clear our bar today.
Flapen Score
Is Carbon Monoxide Detector 2 Pack profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, Carbon Monoxide Detector 2 Pack is a £99K/yr Amazon United Kingdom market (43K searches/yr). The top 5 brands hold 92% of demand. Demand peaks in Jan–Feb–Oct–Nov. Verdict: Skip it — 41/100.
Carbon Monoxide Detector 2 Pack: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Not really. Search demand moved -71.5% over the last 90 days and 14.2% of searches end in a purchase.
£99K
revenue / yr
Who owns the niche?
The top 5 brands hold 92% of demand, so 8% of the market is open.
8%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.6★ — the gap to enter on.
0/100
page quality · 13 products
Top Carbon Monoxide Detector 2 Pack products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
Twin Pack Kidde 5CO Battery Powered Carbon Monoxide Alarm and Detector - 10 Year Sensor Life with AA Batteries
- Price
- £20.01
- Rating
- 4.7/5
- Reviews
- 2,021
- Age
- 3y ago

2Pack Carbon Monoxide Detector Carbon Monoxide Alarm Battery Powered With Led Display Screen And 85 Decibel Sound And Light Alarm(Not included AAA Batteries)
- Price
- £12.84
- Rating
- 4.3/5
- Reviews
- 67
- Age
- 1y ago

FireAngel Carbon Monoxide Alarm and Detector - FA6813 10-Year Sensor Life CO Alarm for Home w/Batteries - Travel Portable Carbon Monoxide Detector - CO Detector Monitor w/Test Button - 2-Pack
- Price
- £23.22
- Rating
- 4.7/5
- Reviews
- 9,145
- Age
- 2y ago

X-Sense Carbon Monoxide Detector Replaceable Battery Powered CO Alarm with Digital Display Portable Carbon Monoxide Alarm for Home with CO Peak Value Memory XC0C-SR 2-Pack
- Price
- £18.51
- Rating
- 4.7/5
- Reviews
- 4,929
- Age
- 1y ago

Carbon Monoxide Detectors 2 Pack Fenary Carbon Monoxide Alarm Replaceable Battery Operated with LCD Digital Display CO Alarm Detector Monitor with Test Button for Home(Batteries NOT Included)
- Price
- £11.41
- Rating
- 4.4/5
- Reviews
- 186
- Age
- 1y ago
Trending
90-day click momentum
Carbon Monoxide Detector 2 Pack Battery Powered CO Alarm with LED Display 85 dB Audible EN50291 Standard Mini Portable Carbon Monoxide Alarm for Home and Car Safety (AAA Battery NOT Included)
- Price
- £18.27
- Rating
- 4.5/5
- Reviews
- 49
- Age
- 4mo ago

Carbon Monoxide Detector Carbon Monoxide Alarm With LED display CO Alarms Monitor for Home Safety Comply with EN50291 Standard (AA Battery NOT Included) (white)
- Price
- £12.78
- Rating
- 4.5/5
- Reviews
- 669
- Age
- 2y ago

2Pack Carbon Monoxide Detector Carbon Monoxide Alarm Battery Powered With Led Display Screen And 85 Decibel Sound And Light Alarm(Not included AAA Batteries)
- Price
- £12.84
- Rating
- 4.3/5
- Reviews
- 67
- Age
- 1y ago

X-Sense Carbon Monoxide Detector Replaceable Battery Powered CO Alarm with Digital Display Portable Carbon Monoxide Alarm for Home with CO Peak Value Memory XC0C-SR 2-Pack
- Price
- £18.51
- Rating
- 4.7/5
- Reviews
- 4,929
- Age
- 1y ago

Carbon Monoxide Detectors 2 Pack Fenary Carbon Monoxide Alarm Replaceable Battery Operated with LCD Digital Display CO Alarm Detector Monitor with Test Button for Home(Batteries NOT Included)
- Price
- £11.41
- Rating
- 4.4/5
- Reviews
- 186
- Age
- 1y ago
Newest
by launch date
Carbon Monoxide Detector 2 Pack Battery Powered CO Alarm with LED Display 85 dB Audible EN50291 Standard Mini Portable Carbon Monoxide Alarm for Home and Car Safety (AAA Battery NOT Included)
- Price
- £18.27
- Rating
- 4.5/5
- Reviews
- 49
- Age
- 4mo ago

2 Pack Carbon Monoxide Detectors - Carbon Monoxide Alarm Battery Powered CO Detectors with Digital Display for Home Easy to Install
- Price
- £19.04
- Rating
- 4.4/5
- Reviews
- 16
- Age
- 8mo ago

Carbon Monoxide Detector with Digital Display CO Alarm with Replaceable Battery - 10 Year Sensor Life Portable Carbon Monoxide Alarm for Home with Memory Alarm Function 1 Pack(White).
- Price
- £11.03
- Rating
- 4.7/5
- Reviews
- 610
- Age
- 11mo ago

2Pack Carbon Monoxide Detector Carbon Monoxide Alarm Battery Powered With Led Display Screen And 85 Decibel Sound And Light Alarm(Not included AAA Batteries)
- Price
- £12.84
- Rating
- 4.3/5
- Reviews
- 67
- Age
- 1y ago

Carbon Monoxide Detector 2 Pack Battery Operated Carbon Monoxide Alarm with LCD Digital Display EN 50291 CO Alarms Monitor for Home Safety (AA Battery NOT Included)
- Price
- £17.17
- Rating
- 4.4/5
- Reviews
- 435
- Age
- 1y ago
Competition: brands, sellers & click share
The top 5 products capture 78% of clicks — a locked-up shelf that new listings rarely crack.
Brands
8 falling
Sellers
24
Top-5 brand share
92%
Top 20: 100%
Top-5 click share
78%
Top 20: 100%
Open market
4%
- Kidde37%
- Fenary22%
- Fireangel17%
- X-Sense8%
- USBNOVEL7%
- HOMELYLIFE4%
- Open — no brand owns it (2 brands, 4%)
Carbon Monoxide Detector 2 Pack demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Peak months: Jan, Feb, Oct, Nov · busiest ÷ quietest = 4.5×
What reviews say buyers love and hate about Carbon Monoxide Detector 2 Pack
What buyers mention most, as a share of all reviews.
What buyers love
82% of reviews“The build quality feels solid”
“Good Value”
“Easy to assemble”
“was as advertised”
“Easy to fit and test”
What buyers complain about
65% of reviews“AWFUL INSTRUCTIONS AND SERVICE”
“the backplate did not fit the unit”
“Don't work”
“Not great quality control”
“batteries died 18 months later”
Carbon Monoxide Detector 2 Pack return rate & reasons
Why buyers send it back, as a share of all return requests.
0.4%
Return rate
11%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common Carbon Monoxide Detector 2 Pack questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.








