50
usb heater
Worth a lookShows beatable incumbent ratings (3.5★), but soft demand (-68.3% this quarter) keeps it on the watch list.
Quality gap
Incredible3.5★avg incumbent rating — lower means beatable quality
Avg price
Incredible£22.86avg listing price — sweet spot $15–$100
Brand share
Great42%top-5 brand share — no brand owns this niche
Competition
Great35%top-5 click share — an open shelf
Review moat
Good596.84avg incumbent reviews — the moat a new listing must climb
Price range
Good£5.83–£128.15cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Okay3.6%return rate — above 5% kills the launch gate
Market size
Bad£53K£53K/yr · 494K searches
Conversion
Bad0.5%search→purchase rate — share of searches ending in a sale
Growth
Bad-68.3%90-day search growth — must beat 0% to launch