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refugium light

Skip it45/100

a small market ($25K/yr) — refugium light doesn't clear our bar today.

Market/yr

$25K

Growth (1y)

+218.2%

Products

23

Brands

14

was 22 a year ago

Sellers

23

Price range

$9.95–$139.71

Returns

4.3%

Rating

4.4★

45/100

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Scored 45/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
1
×0.30
Growth
79
×0.30
Competition
48
×0.20
Quality gap
50
×0.10
Returns
65
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +218.2% year over year.
1K507.5Prime Day '24Holiday '24Spike '25Prime Day '25Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

No pronounced peak months · busiest ÷ quietest = 1.5×

Competition

29%hygger
  • hygger29%
  • CANAGROW18%
  • Tunze12%
  • Innovative Marine9%
  • ACKE9%
  • Kessil4%
  • Other (8 brands)18%

The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them. 14 brands and 23 sellers compete here.

Brands

14 falling

was 22 a year ago

Sellers

23

Top 5 brand share

77%

#ProductBrandPriceRatingReviewsClick shareTrend
3Tunze$101.504.4★9712%rising
6Innovative Marine$120.904.2★1056%rising
7Kessil$139.714.6★1654%flat
8Innovative Marine$85.644.4★3004%falling

Product shelf

All 23 tracked products in this niche.

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Brightness/Shine/Glow38%

“Love this light”

Value For Money9%

“Great value”

Quality-Overall9%

“good light quality”

Color8%

“The colors are beautiful”

Ease Of Use4%

“Easy peasy”

Advertised Vs Actual Product4%

“Works as advertised”

Strength3%

“It is so stable”

Plant Growth3%

“That helps your plants grow”

Design-Overall3%

“it looks beautiful”

Size-Overall3%

“compact in size”

What buyers complain about

Durability13%

“Broke my tank”

Size-Overall9%

“The aluminum casing is too narrow”

Functionality-Overall9%

“it just did not work for me”

Color8%

“Very dull colors”

Quality-Overall5%

“the lighting quality was not up to my standards”

Bulb Flicker/Dimming/Color5%

“The first 12 bulbs are either very red or very dim”

Heating5%

“then this would easily overheat”

Instructions/User Manual/Troubleshooting3%

“Instructions could be better”

Product Condition3%

“received a clearly returned/used one with water stains”

Advertised Vs Actual Product2%

“Doesnt work as advertised”

Top return reasons

  • Size-Overall42%
  • Functionality-Overall14%
  • Advertised Vs Actual Product8%
  • Defective Material/Parts5%
  • Color4%
  • Bulb Flicker/Dimming/Color3%
  • Brightness/Shine/Glow3%
  • Value For Money3%
  • Compatibility-Overall3%
  • Product Condition2%

Data scraped July 9, 2026 · Marketplace baseline: 4.4★ avg rating · $22.79 median price · 2.2% median returns across 14,944 tracked niches.