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12v 3a power supply
Skip itA concentrated shelf (top 5 take 91% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible12.2%search→purchase rate — share of searches ending in a sale
Review moat
Good1,431.88avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Avg price
Okay$10.55avg listing price — sweet spot $15–$100
Returns
Okay4.1%return rate — above 5% kills the launch gate
Market size
Okay$104K$104K/yr · 81K searches
Growth
Bad-0.6%90-day search growth — must beat 0% to launch
Brand share
Bad93%top-5 brand share — brand-locked demand
Price range
Bad$7.39–$16.27cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Bad91%top-5 click share — a locked-up shelf