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wet bulb thermometer

Skip it45/100

a small market ($80K/yr) — wet bulb thermometer doesn't clear our bar today.

Market/yr

$80K

Growth (1y)

+97.0%

Products

21

Brands

18

was 16 a year ago

Sellers

61

Price range

$10.87–$248.69

Returns

1.4%

Rating

4.3★

45/100

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

Market sizeGrowthCompetitionQuality gapReturns
Market size
4
×0.30
Growth
64
×0.30
Competition
52
×0.20
Quality gap
56
×0.10
Returns
89
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +97.0% year over year.
2K1KPrime Day '24Spike '24Spike '25Holiday '25Spike '26Jul '24Nov '24Mar '25Jun '25Oct '25Feb '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Jun, Jul, Aug · busiest ÷ quietest = 6.8×

Competition

24%Triplett
  • Triplett24%
  • Protmex20%
  • BTMETER12%
  • Mengshen6%
  • SQECH5%
  • Preciva4%
  • Other (12 brands)28%

The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them. 18 brands and 61 sellers compete here.

Brands

18 rising

was 16 a year ago

Sellers

61

Top 5 brand share

68%

#ProductBrandPriceRatingReviewsClick shareTrend
4Mengshen$23.304.4★1,8536%falling

Product shelf

All 21 tracked products in this niche.

Reviews

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

What buyers love

Ease Of Use18%

“Easy to use”

Advertised Vs Actual Product15%

“As advertised”

Quality-Overall13%

“Great quality, price and arrives ready to use”

Efficiency12%

“Does its job well”

Value For Money10%

“Great deal”

Size-Overall5%

“Love the small size”

Battery Life3%

“decent battery life”

Display-Overall3%

“The display is clear”

Compactness2%

“The hygrometer is compact easy to read”

Heating2%

“Great where you want to check temp”

What buyers complain about

Size-Overall21%

“Little bigger than I wanted”

Display-Overall13%

“Does not display anything”

Quality-Overall9%

“Poor quality”

Durability8%

“Doesn't Last”

Functionality-Overall7%

“Doesn't work”

Battery Life6%

“Arrived with dead battery”

Heating4%

“NOT on the temperature”

Value For Money4%

“Inexpensive just turned into cheap”

Measurement/Reading Accuracy3%

“so don't know how precise it is either”

Instructions/User Manual/Troubleshooting2%

“Instructions are horrid”

Top return reasons

  • Display-Overall20%
  • Functionality-Overall19%
  • Size-Overall18%
  • Advertised Vs Actual Product11%
  • Defective Material/Parts9%
  • Value For Money5%
  • Heating4%
  • Measurement/Reading Accuracy3%
  • Connectivity-Overall3%
  • Quality-Overall1%

Data scraped July 6, 2026 · Marketplace baseline: 4.4★ avg rating · $22.74 median price · 2.2% median returns across 13,649 tracked niches.