30
40w bayonet light bulbs
Skip itPrices mostly outside the sweet spot ($4.72–$10.98) — this niche doesn't clear our bar today.
Returns
Great1.4%return rate — above 5% kills the launch gate
Conversion
Great8.2%search→purchase rate — share of searches ending in a sale
Review moat
Good1,285avg incumbent reviews — the moat a new listing must climb
Brand share
Okay82%top-5 brand share — brands hold most of the demand
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Competition
Bad77%top-5 click share — a locked-up shelf
Avg price
Bad£6.21avg listing price — sweet spot $15–$100
Market size
Bad£19K£19K/yr · 37K searches
Growth
Bad-46.3%90-day search growth — must beat 0% to launch
Price range
Bad£4.72–£10.98cheapest to priciest tracked listing — scored on the share inside $15–$100