35
iphone air magsafe battery
Skip itA small market ($10K/yr) — this niche doesn't clear our bar today.
Avg price
Incredible£31.64avg listing price — sweet spot $15–$100
Price range
Incredible£14.99–£73.01cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.2%return rate — above 5% kills the launch gate
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Growth
Bad-0.4%90-day search growth — must beat 0% to launch
Review moat
Bad4,143.43avg incumbent reviews — the moat a new listing must climb
Conversion
Bad0.9%search→purchase rate — share of searches ending in a sale
Brand share
Bad97%top-5 brand share — brand-locked demand
Competition
Bad95%top-5 click share — a locked-up shelf
Market size
Bad£10K£10K/yr · 34K searches
Signals Low Review Barrier