59
18650 battery
Worth a lookShows a thin review moat (92 avg reviews), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Review moat
Incredible92.13avg incumbent reviews — the moat a new listing must climb
Returns
Great1.4%return rate — above 5% kills the launch gate
Competition
Great39%top-5 click share — an open shelf
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Avg price
Good£14.89avg listing price — sweet spot $15–$100
Price range
Good£7.86–£25.59cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Good£384K£384K/yr · 569K searches
Conversion
Good4.5%search→purchase rate — share of searches ending in a sale
Brand share
Okay83%top-5 brand share — brands hold most of the demand
Growth
Bad-13.9%90-day search growth — must beat 0% to launch