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hoymiles hm-300
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.3%return rate — above 5% kills the launch gate
Review moat
Great171.55avg incumbent reviews — the moat a new listing must climb
Avg price
Good€129.49avg listing price — sweet spot $15–$100
Competition
Okay59%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Growth
Bad-5.5%90-day search growth — must beat 0% to launch
Price range
Bad€5.74–€559.02cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Bad0.7%search→purchase rate — share of searches ending in a sale
Market size
Bad€11K€11K/yr · 13K searches
Brand share
Bad100%top-5 brand share — brand-locked demand