47
co2 diffuser
Skip itSoft demand (-23.7% this quarter) — this niche doesn't clear our bar today.
Review moat
Great339.59avg incumbent reviews — the moat a new listing must climb
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Avg price
Great$15.24avg listing price — sweet spot $15–$100
Price range
Good$6.06–$29.68cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good48%top-5 click share — leaders hold, buyers still browse
Returns
Good2.9%return rate — above 6% kills the launch gate
Conversion
Good4.3%search→purchase rate — share of searches ending in a sale
Brand share
Okay87%top-5 brand share — brands hold most of the demand
Market size
Bad$84K$84K/yr · 130K searches
Growth
Bad-23.7%90-day search growth — must beat 0% to launch