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duracell mn21/23 12v battery
Skip itPrices mostly outside the sweet spot ($2.90–$12.98) — this niche doesn't clear our bar today.
Conversion
Incredible33.4%search→purchase rate — share of searches ending in a sale
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Market size
Good$579K$579K/yr · 232K searches
Growth
Okay+17.9%90-day search growth — must beat 0% to launch
Review moat
Bad10,093.33avg incumbent reviews — the moat a new listing must climb
Avg price
Bad$7.47avg listing price — sweet spot $15–$100
Competition
Bad80%top-5 click share — a locked-up shelf
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Brand share
Bad97%top-5 brand share — brand-locked demand
Price range
Bad$2.90–$12.98cheapest to priciest tracked listing — scored on the share inside $15–$100