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wemos d1 mini
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.9%return rate — above 5% kills the launch gate
Conversion
Good6.4%search→purchase rate — share of searches ending in a sale
Review moat
Good1,474.78avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Avg price
Okay€9.50avg listing price — sweet spot $15–$100
Growth
Bad-20.7%90-day search growth — must beat 0% to launch
Competition
Bad86%top-5 click share — a locked-up shelf
Market size
Bad€17K€17K/yr · 28K searches
Brand share
Bad100%top-5 brand share — brand-locked demand
Price range
Bad€5.31–€14.84cheapest to priciest tracked listing — scored on the share inside $15–$100