40
airguard carbon monoxide detector
Skip itA small market ($52K/yr) — this niche doesn't clear our bar today.
Avg price
Great$48.45avg listing price — sweet spot $15–$100
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Returns
Good2.1%return rate — above 5% kills the launch gate
Price range
Good$23.44–$139.42cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Okay67%top-5 click share — leaders hold, buyers still browse
Brand share
Okay88%top-5 brand share — brands hold most of the demand
Growth
Okay+0.0%90-day search growth — must beat 0% to launch
Review moat
Bad5,445.06avg incumbent reviews — the moat a new listing must climb
Conversion
Bad1.6%search→purchase rate — share of searches ending in a sale
Market size
Bad$52K$52K/yr · 67K searches
Signals Out of Stock