55
20w usb-c電源アダプタ apple 純正
Worth a lookShows low returns (0.5%), but pricing outside the sweet spot ($735.91 avg) keeps it on the watch list.
Returns
Incredible0.5%return rate — above 5% kills the launch gate
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Brand share
Great59%top-5 brand share — no brand owns this niche
Market size
Good¥730K¥730K/yr · 19K searches
Conversion
Good5.2%search→purchase rate — share of searches ending in a sale
Review moat
Good1,447.12avg incumbent reviews — the moat a new listing must climb
Competition
Okay55%top-5 click share — leaders hold, buyers still browse
Growth
Bad-11.6%90-day search growth — must beat 0% to launch
Avg price
Bad¥735.91avg listing price — sweet spot $15–$100
Price range
Bad¥186.46–¥1417.24cheapest to priciest tracked listing — scored on the share inside $15–$100