35
propane detector battery operated
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$45.95avg listing price — sweet spot $15–$100
Price range
Incredible$21.87–$64.63cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good6.3%search→purchase rate — share of searches ending in a sale
Returns
Good2.5%return rate — above 5% kills the launch gate
Market size
Okay$247K$247K/yr · 85K searches
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Review moat
Bad4,823avg incumbent reviews — the moat a new listing must climb
Growth
Bad-44.6%90-day search growth — must beat 0% to launch
Competition
Bad97%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand