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55

home theater surge protector

Worth a look

Shows a $3.4M/yr market, but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.

Market size 96Growth 40Conversion 64Competition 47Returns 84Price range 91Avg price 95Brand share 0Review moat 24Quality gap 17

Market size

Incredible$3.4M

$3.4M/yr · 1.7M searches

Avg price

Incredible$34.50

avg listing price — sweet spot $15–$100

Price range

Great$17.48–$104.40

cheapest to priciest tracked listing — scored on the share inside $15–$100

Returns

Great1.5%

return rate — above 6% kills the launch gate

Conversion

Good5.7%

search→purchase rate — share of searches ending in a sale

Competition

Okay57%

top-5 click share — leaders hold, buyers still browse

Growth

Okay+12.1%

90-day search growth — must beat 0% to launch

Review moat

Bad5,214.08

avg incumbent reviews — the moat a new listing must climb

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Brand share

Bad100%

top-5 brand share — brand-locked demand

Competition

The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them.

Brands

3 falling

Sellers

92

Top-5 brand share

100%

Open market

0%

  • Anker93%
  • Belkin4%
  • TRIPP LITE2%
  • Open — no brand owns it (0%)

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%5%$171K10%$342K15%$513K20%$684K1001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +12.1% search growth over the last 90 days.
60K40KSpike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 2.6×

Reviews

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

What buyers love

Quality-Overall19%

“Build quality is great”

Socket/Port/Plug12%

“Good ports”

Charging11%

“Fast charging”

Advertised Vs Actual Product9%

“As advertised”

Design-Overall7%

“Compact design”

Value For Money5%

“Good price”

Portability4%

“very convenient for traveling”

Size-Overall4%

“Love the size”

Strength3%

“Good and sturdy”

Ease Of Use3%

“Easy to use”

What buyers complain about

Socket/Port/Plug14%

“neither USB ports work”

Charging13%

“Slow charge”

Durability11%

“Lasted two years, then shorted out”

Size-Overall6%

“larger than expected”

Quality-Overall5%

“Poor quality control”

Value For Money3%

“The ridiculous PRICE”

Functionality-Overall3%

“Today it ceased to work”

Product Condition3%

“Used item”

Portability2%

“Hard to travel with it”

Advertised Vs Actual Product2%

“Deceptive advertising”

Top return reasons

Size-Overall24%
Socket/Port/Plug12%
Charging11%
Value For Money10%
Advertised Vs Actual Product6%
Functionality-Overall6%
Weight Heavy5%
Defective Material/Parts4%
Product Condition4%
Compatibility-Overall2%