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clear kindle paperwhite case
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Conversion
Good6.7%search→purchase rate — share of searches ending in a sale
Market size
Good$429K$429K/yr · 634K searches
Returns
Okay3.7%return rate — above 5% kills the launch gate
Avg price
Okay$10.12avg listing price — sweet spot $15–$100
Growth
Okay+0.6%90-day search growth — must beat 0% to launch
Review moat
Bad4,267.13avg incumbent reviews — the moat a new listing must climb
Competition
Bad75%top-5 click share — a locked-up shelf
Quality gap
Bad4.8★avg incumbent rating — lower means beatable quality
Price range
Bad$5.69–$16.34cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Bad100%top-5 brand share — brand-locked demand