Is 2x2 fence post solar lights profitable to sell on Amazon United States?

The niche generates $90K/yr across 40 tracked products. 6 of 8 products launched in the last 360 days are still selling. 90-day search growth is +69.1%. Flapen's verdict: Worth a look (57/100).

How competitive is the 2x2 fence post solar lights niche?

16 brands and 36 sellers compete. The top 5 products take 39% of clicks and top 5 brands hold 69% of demand.

What do buyers complain about in 2x2 fence post solar lights?

Top complaints mined from reviews: Brightness/Shine/Glow, Durability, Size-Overall. The return rate is 4.0%.

When does demand for 2x2 fence post solar lights peak?

Demand peaks in May–Jun–Jul; the busiest month runs 3.7× the quietest.

What does it cost to enter the 2x2 fence post solar lights niche?

Listings span $22.80–$110.31; the average listing price is $49.06 (sweet spot $15–$100). The average incumbent carries 914 reviews — the moat a new listing must climb.

2x2 fence post solar lights

Worth a look

Shows a sweet-spot price point ($49.06 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Avg price

Great$49.06

avg listing price — sweet spot $15–$100

Price range

Great$22.80–$110.31

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

Growth

Great+69.1%

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

Competition

Great39%

top-5 click share — an open shelf

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Review moat

Good913.63

avg incumbent reviews — the moat a new listing must climb

Brand share

Good69%

top-5 brand share — brands hold most of the demand

Returns

Okay4.0%

return rate — above 5% kills the launch gate

Market size

Bad$90K

$90K/yr · 118K searches

Conversion

Bad1.6%

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

According to Flapen's Amazon United States niche tracking, 2x2 fence post solar lights is a $90K/yr Amazon United States market (118K searches/yr). The top 5 brands hold 69% of demand. Demand peaks in May–Jun–Jul. Verdict: Worth a look — 57/100.

Data updated Jul 28, 2026 · scored weekly · How we score niches

2x2 fence post solar lights market data

Units sold / yr: 4K–5K; avg 100–250/product
Revenue / yr: $196K–$245K; units × avg price
Conversion rate: 1.6%
Avg BSR: #183
Page quality: 0%
Prime: 100%
Sponsored: 90%
Out of stock: 2.6%
Avg brand age: 33 months
Avg seller age: 172 days

Competition & brand share

Clicks spread well past the top 5 (39% combined) — an open shelf where new products get seen.

Brands

16 falling

Sellers

Top-5 brand share

69%

Top 20: 100%

Top-5 click share

39%

Top 20: 79%

Open market

24%

Classy Caps30%
Tujoe13%
Lunilly10%
Yesprumlves9%
TERBBU7%
Hicarer7%

Demand & seasonality

Weekly Amazon search volume, last 98 weeks — +69.1% search growth over the last 90 days.

Peak months: May, Jun, Jul · busiest ÷ quietest = 3.7×

Open Trend

Top 2x2 fence post solar lights products on Amazon

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

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

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

Top sellers

by 90-day click share

Classy Caps 2x2 Imperial Solar Post Cap - Fits 2x2 2.25x2.25 & 2.5x2.5 Deck & Fence Posts - Black Cast Aluminum - Warm/Cool Light Color Modes

Classy Caps$26.454.2★772 rev

Lunilly 4 Pack Solar Post Cap Lights for 2x2 Inch Aluminum Wrought Iron and Garden/Pool Fences Warm White Cool White and Selectable RGB Colors with Built-in Color-Changing Holiday/Party Mode

Lunilly$48.594.5★78 rev

Tujoe Solar Post Cap Lights Fence Post Solar Lights 2in x 2in (5cm x 5cm)(White 20 Pack)

Tujoe$73.454.1★324 rev

BH Railing Modern Solar Post Cap Lights - 8 Pack 2 Modes LED(3000K/6000K) Deck Fence Cap Light for 2x2 2.5x2.5 3x3 Posts IP65 Waterproof Decoration for Patio Porch

BH Railing$49.354.5★76 rev

Hicarer 12 Pack Solar Fence Post Cap Lights 2in x 2in Solar Post Cap Fence Lights for Garden Gazebos Street Wall(Warm Yellow)

Hicarer$48.054.2★322 rev

Newest

by launch date

Egadis Solar Post Cap Lights for 2.56 in. x 2.56 in. Posts 12 Pack

Egadis$82.4126 rev

4mo ago

Yesprumlves 4-Pack Solar Fence Post Cap Lights IP65 Waterproof for 2x2 & 3x3 Posts (5x5cm & 8x8cm) Outdoor Wall & Deck Lighting with Warm White/Cool White

Yesprumlves$47.7433 rev

6mo ago

Lunilly 4 Pack Solar Post Cap Lights for 2.5x2.5 inch Aluminum Metal and Garden/Pool Fences Warm/Cool White and Selectable RGB Colors with Built-in Color-Changing Holiday/Party Mode! (2.5x2.5)

Lunilly$48.4578 rev

9mo ago

BH Railing Modern Solar Post Cap Lights - 8 Pack 2 Modes LED(3000K/6000K) Deck Fence Cap Light for 2x2 2.5x2.5 3x3 Posts IP65 Waterproof Decoration for Patio Porch

BH Railing$49.3576 rev

1y ago

Tujoe Solar Post Cap Lights Fence Post Solar Lights 2in x 2in (5cm x 5cm)(White 25 Pack)

Tujoe$74.94324 rev

1y ago

What buyers say about 2x2 fence post solar lights

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

What buyers love

Brightness/Shine/Glow32%

“It is bright”

Assembly/Installation12%

“Very easy to assemble”

Quality-Overall9%

“Excellent Product”

Value For Money7%

“Good for the money”

Size-Overall4%

“Perfect Fit”

Advertised Vs Actual Product3%

“As advertised”

Durability3%

“seems to be durable”

Charging3%

“Long lasting charge”

Design-Overall3%

“I liked the design”

Strength2%

“The solar panels are rock solid”

What buyers complain about

Brightness/Shine/Glow16%

“Not bright enough”

Durability15%

“already broke after 1 week”

Size-Overall8%

“These are small”

Quality-Overall8%

“Poor quality and came broken”

Functionality-Overall7%

“Never worked”

Value For Money4%

“can be found cheaper”

Bulb Flicker/Dimming/Color4%

“Very dim and dont turn on”

Battery Life3%

“Stopped working and will not come on after changing battery”

Advertised Vs Actual Product2%

“Pics are misleading”

Adhesion/Stickiness2%

“need improvement on quality of the adhesive strips”

Top return reasons

Size-Overall38%

Brightness/Shine/Glow13%

Color13%

Bulb Flicker/Dimming/Color7%

Advertised Vs Actual Product6%

Functionality-Overall5%

Defective Material/Parts3%

Value For Money3%

Assembly/Installation2%

Compatibility-Overall2%

Common questions

Is 2x2 fence post solar lights profitable to sell on Amazon United States?: The niche generates $90K/yr across 40 tracked products. 6 of 8 products launched in the last 360 days are still selling. 90-day search growth is +69.1%. Flapen's verdict: Worth a look (57/100).
How competitive is the 2x2 fence post solar lights niche?: 16 brands and 36 sellers compete. The top 5 products take 39% of clicks and top 5 brands hold 69% of demand.
What do buyers complain about in 2x2 fence post solar lights?: Top complaints mined from reviews: Brightness/Shine/Glow, Durability, Size-Overall. The return rate is 4.0%.
When does demand for 2x2 fence post solar lights peak?: Demand peaks in May–Jun–Jul; the busiest month runs 3.7× the quietest.
What does it cost to enter the 2x2 fence post solar lights niche?: Listings span $22.80–$110.31; the average listing price is $49.06 (sweet spot $15–$100). The average incumbent carries 914 reviews — the moat a new listing must climb.

2x2 fence post solar lights

2x2 fence post solar lights market data

Competition & brand share

Demand & seasonality

Top 2x2 fence post solar lights search terms