46
small air pump for fish tank
Skip itA small market ($58K/yr) — this niche doesn't clear our bar today.
Conversion
Great7.5%search→purchase rate — share of searches ending in a sale
Competition
Good45%top-5 click share — leaders hold, buyers still browse
Returns
Good2.4%return rate — above 6% kills the launch gate
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Brand share
Good72%top-5 brand share — brands hold most of the demand
Avg price
Okay$11.69avg listing price — sweet spot $15–$100
Price range
Okay$6.12–$19.09cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Okay3,517.58avg incumbent reviews — the moat a new listing must climb
Growth
Bad-10.5%90-day search growth — must beat 0% to launch
Market size
Bad$58K$58K/yr · 67K searches