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4lr44 6v battery
Skip itA concentrated shelf (top 5 take 77% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible20.1%search→purchase rate — share of searches ending in a sale
Returns
Incredible1.0%return rate — above 5% kills the launch gate
Review moat
Good1,431.91avg incumbent reviews — the moat a new listing must climb
Price range
Okay$4.07–$24.94cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Okay77%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Market size
Okay$212K$212K/yr · 105K searches
Avg price
Okay$10.08avg listing price — sweet spot $15–$100
Growth
Okay+2.4%90-day search growth — must beat 0% to launch
Competition
Bad77%top-5 click share — a locked-up shelf