43
radon fan
Skip itPrices mostly outside the sweet spot ($73.32–$488.82) — this niche doesn't clear our bar today.
Review moat
Great223.43avg incumbent reviews — the moat a new listing must climb
Market size
Great$1.0M$1.0M/yr · 212K searches
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Avg price
Okay$179.92avg listing price — sweet spot $15–$100
Competition
Okay61%top-5 click share — leaders hold, buyers still browse
Returns
Okay3.9%return rate — above 5% kills the launch gate
Brand share
Okay82%top-5 brand share — brands hold most of the demand
Conversion
Okay2.6%search→purchase rate — share of searches ending in a sale
Growth
Bad-28.4%90-day search growth — must beat 0% to launch
Price range
Bad$73.32–$488.82cheapest to priciest tracked listing — scored on the share inside $15–$100
Signals High Price