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18500 rechargeable li-ion battery
Worth a lookShows a thin review moat (206 avg reviews), but a small market ($21K/yr) keeps it on the watch list.
Review moat
Great206.08avg incumbent reviews — the moat a new listing must climb
Returns
Great1.5%return rate — above 5% kills the launch gate
Avg price
Great$15.74avg listing price — sweet spot $15–$100
Brand share
Good63%top-5 brand share — brands hold most of the demand
Price range
Good$6.31–$34.08cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good54%top-5 click share — leaders hold, buyers still browse
Growth
Okay+19.4%90-day search growth — must beat 0% to launch
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Conversion
Okay2.0%search→purchase rate — share of searches ending in a sale
Market size
Bad$21K$21K/yr · 68K searches