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antigravity batteries
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Review moat
Great142.2avg incumbent reviews — the moat a new listing must climb
Competition
Good50%top-5 click share — leaders hold, buyers still browse
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Market size
Good$352K$352K/yr · 62K searches
Returns
Okay5.0%return rate — above 5% kills the launch gate
Growth
Bad-4.8%90-day search growth — must beat 0% to launch
Conversion
Bad1.1%search→purchase rate — share of searches ending in a sale
Brand share
Bad100%top-5 brand share — brand-locked demand
Avg price
Bad$530.58avg listing price — sweet spot $15–$100
Price range
Bad$90.91–$1978.90cheapest to priciest tracked listing — scored on the share inside $15–$100
Signals High Price