halogen light bulbs
Worth a lookShows no brand lock-in (top 5 brands take 53% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Brand share
Great53%top-5 brand share — no brand owns this niche
Competition
Great37%top-5 click share — an open shelf
Returns
Great2.0%return rate — above 5% kills the launch gate
Review moat
Good754avg incumbent reviews — the moat a new listing must climb
Avg price
Good$13.99avg listing price — sweet spot $15–$100
Price range
Good$4.66–$34.06cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good4.7%search→purchase rate — share of searches ending in a sale
Market size
Okay$250K$250K/yr · 380K searches
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Bad-21.7%90-day search growth — must beat 0% to launch