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carbon monoxide detectors
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size
Incredible$18.8M$18.8M/yr · 8.3M searches
Avg price
Incredible$34.29avg listing price — sweet spot $15–$100
Price range
Incredible$20.30–$67.36cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good6.6%search→purchase rate — share of searches ending in a sale
Returns
Good2.2%return rate — above 5% kills the launch gate
Competition
Okay70%top-5 click share — leaders hold, buyers still browse
Review moat
Bad12,722.71avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Growth
Bad-35.8%90-day search growth — must beat 0% to launch
Brand share
Bad100%top-5 brand share — brand-locked demand