44
portable carbon monoxide detector
Skip itSoft demand (-22.1% this quarter) — this niche doesn't clear our bar today.
Avg price
Incredible$30.61avg listing price — sweet spot $15–$100
Price range
Incredible$20.99–$57.62cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.9%return rate — above 5% kills the launch gate
Market size
Great$901K$901K/yr · 914K searches
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Conversion
Okay3.2%search→purchase rate — share of searches ending in a sale
Review moat
Bad7,026.92avg incumbent reviews — the moat a new listing must climb
Competition
Bad79%top-5 click share — a locked-up shelf
Growth
Bad-22.1%90-day search growth — must beat 0% to launch
Brand share
Bad94%top-5 brand share — brand-locked demand