50
water level sensor
Worth a lookShows a sweet-spot price point ($32.26 avg), but a small market ($84K/yr) keeps it on the watch list.
Avg price
Incredible$32.26avg listing price — sweet spot $15–$100
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Review moat
Great420.13avg incumbent reviews — the moat a new listing must climb
Price range
Good$6.11–$139.29cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good50%top-5 click share — leaders hold, buyers still browse
Brand share
Good74%top-5 brand share — brands hold most of the demand
Returns
Okay3.8%return rate — above 5% kills the launch gate
Growth
Okay+10.5%90-day search growth — must beat 0% to launch
Conversion
Okay2.7%search→purchase rate — share of searches ending in a sale
Market size
Bad$84K$84K/yr · 97K searches