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18650 rechargeable battery
Launch itA $1.4M/yr market growing +2.6% this quarter with returns at 1.2% — clears our launch bar.
Returns
Great1.2%return rate — above 5% kills the launch gate
Market size
Great$1.4M$1.4M/yr · 2.8M searches
Brand share
Great55%top-5 brand share — no brand owns this niche
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Avg price
Great$16.50avg listing price — sweet spot $15–$100
Competition
Great39%top-5 click share — an open shelf
Price range
Good$6.86–$35.86cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Okay3.0%search→purchase rate — share of searches ending in a sale
Growth
Okay+2.6%90-day search growth — must beat 0% to launch
Review moat
Okay3,924.26avg incumbent reviews — the moat a new listing must climb