57
smoke detector
Worth a lookShows a $29.9M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size
Incredible$29.9M$29.9M/yr · 9.5M searches
Avg price
Great$46.76avg listing price — sweet spot $15–$100
Conversion
Good6.7%search→purchase rate — share of searches ending in a sale
Price range
Good$16.54–$133.92cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Good2.5%return rate — above 5% kills the launch gate
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Competition
Good51%top-5 click share — leaders hold, buyers still browse
Review moat
Okay1,603.08avg incumbent reviews — the moat a new listing must climb
Growth
Bad-11.8%90-day search growth — must beat 0% to launch
Brand share
Bad100%top-5 brand share — brand-locked demand