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carbon monoxide detector plug in wall
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size
Incredible$6.4M$6.4M/yr · 1.7M searches
Avg price
Incredible$37.06avg 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
Great10.4%search→purchase rate — share of searches ending in a sale
Returns
Good2.0%return rate — above 5% kills the launch gate
Competition
Bad74%top-5 click share — a locked-up shelf
Review moat
Bad10,059.83avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Growth
Bad-38.8%90-day search growth — must beat 0% to launch
Brand share
Bad100%top-5 brand share — brand-locked demand