47
rechargeable thermometer
Skip itA small market ($39K/yr) — this niche doesn't clear our bar today.
Returns
Incredible0.8%return rate — above 5% kills the launch gate
Avg price
Great$18.75avg listing price — sweet spot $15–$100
Price range
Great$4.43–$57.08cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Brand share
Good69%top-5 brand share — brands hold most of the demand
Competition
Good49%top-5 click share — leaders hold, buyers still browse
Conversion
Okay3.5%search→purchase rate — share of searches ending in a sale
Review moat
Bad16,694avg incumbent reviews — the moat a new listing must climb
Growth
Bad-24.9%90-day search growth — must beat 0% to launch
Market size
Bad$39K$39K/yr · 60K searches
Signals Low Review Barrier