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7.4v battery pack for heated jacket

Skip it40/100

a small market ($0/yr) — 7.4v battery pack for heated jacket doesn't clear our bar today.

Market/yr

$0

Growth (1y)

+386.0%

Products

2

Brands

2

was 1 a year ago

Sellers

2

Price range

$20.30–$31.84

Returns

5.0%

Rating

4.3★

40/100

Skip it

Scored 40/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
0
×0.30
Growth
92
×0.30
Competition
0
×0.20
Quality gap
60
×0.10
Returns
60
×0.10

Demand

Weekly Amazon search volume, last 97 weeks — +386.0% year over year.
2K778.5Prime Day '24Spike '24Holiday '24Prime Day '25Spike '25Black Friday '25Holiday '25Spike '26Jul '24Dec '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Jan, Feb, Nov, Dec · busiest ÷ quietest = 36.1×

Competition

68%ColdBye
  • ColdBye68%
  • THEKUKU33%

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack. 2 brands and 2 sellers compete here.

Brands

2 rising

was 1 a year ago

Sellers

2

Top 5 brand share

100%

Product shelf

Reviews

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

What buyers love

Battery Life24%

“Battery good”

Charging14%

“The fast charging is also great”

Quality-Overall10%

“Good quality, capacity is large enough to use my heated sweater for several days at work before recharging”

Efficiency5%

“It works”

Heating5%

“keeps the heat consistent without cutting out”

Weight Light5%

“The only good things I can say about this battery pack are that it does work, and it is lightweight and slim”

Ease Of Use4%

“Easy to use”

Portability4%

“portable”

Size-Overall4%

“Nice size”

Advertised Vs Actual Product4%

“Seems to work as advertised”

What buyers complain about

Charging16%

“won't fully charge”

Durability13%

“Dies in an hour”

Battery Life13%

“Battery took forever to charge”

Weight Heavy9%

“A little heavy”

Functionality-Overall8%

“Does not power my heat vest they kick off”

Quality-Overall5%

“Junk”

Heating5%

“Batteries got extremely hot when being used”

Product Condition5%

“Not New Item”

Instructions/User Manual/Troubleshooting3%

“Did not come with instructions”

Value For Money3%

“Totally not worth 35 bucks”

Top return reasons

  • Size-Overall18%
  • Charging15%
  • Functionality-Overall13%
  • Compatibility-Overall12%
  • Battery Life9%
  • Weight Heavy7%
  • Heating6%
  • Advertised Vs Actual Product5%
  • Defective Material/Parts3%
  • Value For Money2%

Data scraped July 6, 2026 · Marketplace baseline: 4.4★ avg rating · $22.71 median price · 2.2% median returns across 13,812 tracked niches.