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ti 84 plus ce charger

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A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.

Market size 59Growth 6Conversion 100Competition 0Returns 90Price range 0Avg price 18Brand share 0Review moat 31Quality gap 23

Conversion

Incredible19.7%

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

Returns

Great1.3%

return rate — above 6% kills the launch gate

Market size

Good$483K

$483K/yr · 376K searches

Review moat

Okay3,388.67

avg incumbent reviews — the moat a new listing must climb

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Avg price

Bad$6.53

avg listing price — sweet spot $15–$100

Growth

Bad-37.8%

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

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Price range

Bad$4.79–$8.34

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

Competition

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

3 falling

Sellers

7

Top-5 brand share

100%

Open market

0%

  • ienza57%
  • YEHUIM38%
  • GOLDYIPE5%

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%15%$72K30%$145K45%$217K60%$290K1001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 3 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -37.8% search growth over the last 90 days.
23K18KSpike '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Feb, Aug, Sep · busiest ÷ quietest = 4.5×

Reviews

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

What buyers love

Charging28%

“It charges fast”

Value For Money10%

“Its super cheap”

Advertised Vs Actual Product10%

“Did what it was supposed to”

Size-Overall10%

“Fits perfectly”

Compatibility-Overall8%

“Ti84 compatible”

Quality-Overall8%

“nice well made cord”

Functionality-Overall4%

“This works great for the TI graphing calculators”

Efficiency3%

“Works perfect”

Connectivity-Overall3%

“Connects well to TI-84 and works properly”

Strength2%

“Does what its supposed to do, holding strong”

What buyers complain about

Functionality-Overall19%

“Didnt work”

Value For Money17%

“its not worth the gas”

Charging15%

“After weeks of trying different blocks, outlets, and leaving it on the charger for hours, the calculator will not charge”

Compatibility-Overall9%

“Cable did not work with this product”

Connectivity-Overall6%

“it did not recognized the cable being connected at all”

Durability4%

“However, I did start to notice the cable to break apart a little, so it may not be good for long term use”

Advertised Vs Actual Product4%

“Doesn't work as advertised”

Battery Life4%

“the battery was completely dead”

Top return reasons

Charging35%
Size-Overall13%
Functionality-Overall12%
Compatibility-Overall12%
Value For Money8%
Connectivity-Overall5%
Advertised Vs Actual Product5%
Defective Material/Parts4%
Socket/Port/Plug3%
Battery Inclusion1%