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water purification system
Skip itBrand-locked demand (top 5 brands take 96% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.8%return rate — above 5% kills the launch gate
Avg price
Great$54.20avg listing price — sweet spot $15–$100
Growth
Great+82.3%90-day search growth — must beat 0% to launch
Price range
Great$13.65–$114.90cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good4.5%search→purchase rate — share of searches ending in a sale
Market size
Okay$197K$197K/yr · 81K searches
Competition
Bad73%top-5 click share — a locked-up shelf
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Review moat
Bad24,625.18avg incumbent reviews — the moat a new listing must climb
Brand share
Bad96%top-5 brand share — brand-locked demand