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watermelon lights

Worth a look67/100

watermelon lights shows demand growing +469.4%, but a small market ($404K/yr) keeps it on the watch list.

Market/yr

$404K

Growth (1y)

+469.4%

Products

49

Brands

14

was 8 a year ago

Sellers

17

Price range

$14.26–$132.77

Returns

1.8%

Rating

4.2★

67/100

Worth a look

Scores 67/100 — above our 62-point bar, but a launch gate (market size, growth, or returns) failed.

Market sizeGrowthCompetitionQuality gapReturns
Market size
20
×0.30
Growth
98
×0.30
Competition
82
×0.20
Quality gap
66
×0.10
Returns
86
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +469.4% year over year.
16K8KBlack Friday '24Holiday '24Spike '25Prime Day '25Black Friday '25Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Nov · busiest ÷ quietest = 1.9×

Competition

62%Partsam
  • Partsam62%
  • JZYZQBX10%
  • Okerny6%
  • Suacopzar5%
  • Ctopkatuo4%
  • XtraGlow4%
  • Other (8 brands)9%

Clicks spread well past the top 5 (32% combined) — an open shelf where new products get seen. 14 brands and 17 sellers compete here.

Brands

14 rising

was 8 a year ago

Sellers

17

Top 5 brand share

87%

#ProductBrandPriceRatingReviewsClick shareTrend
1
Partsam 2Pcs Glass Watermelon Lights [Patented] Clear Lens Amber LED Side Marker Turn Signal Lights with Bezel Replacement for Kenworth Peterbilt Freightliner TrucksPartsam 2Pcs Glass Watermelon Lights [Patented] Clear Lens Amber LED Side Marker Turn Signal Lights with Bezel Replacement for Kenworth Peterbilt Freightliner Trucks
Partsam$60.894.6★41913%falling
2
Partsam 2Pcs Amber Glass Lens Watermelon Lights [Patented] LED Side Marker Turn Signal Lights with Stainless Steel Bezel Replacement for Kenworth Peterbilt FreightlinerPartsam 2Pcs Amber Glass Lens Watermelon Lights [Patented] LED Side Marker Turn Signal Lights with Stainless Steel Bezel Replacement for Kenworth Peterbilt Freightliner
Partsam$70.584.5★1536%falling
3
Partsam 10 Pcs 3/4 inch LED Amber Watermelon Side Marker Dual Function Strobe + Marker Lights Clear Lens Clearance Tail Signal Warning Light for Trailer Truck RVPartsam 10 Pcs 3/4 inch LED Amber Watermelon Side Marker Dual Function Strobe + Marker Lights Clear Lens Clearance Tail Signal Warning Light for Trailer Truck RV
Partsam$36.675.0★65%rising
4
6PCS Amber Watermelon Lights for Semi Truck Trailer Dual Mode Steady & Strobe Cab Marker Roof Clearance Lights Durable ABS Lens Amber LED Water Melon Light for Kenworth Peterbilt Freightliner Trucks6PCS Amber Watermelon Lights for Semi Truck Trailer Dual Mode Steady & Strobe Cab Marker Roof Clearance Lights Durable ABS Lens Amber LED Water Melon Light for Kenworth Peterbilt Freightliner Trucks
Suacopzar$52.204.0★424%rising
5
Partsam 2Pcs Glass Watermelon Lights [Patented] Clear Lens White LED Running Light with Stailess Steel Bezel Replacement for Kenworth Peterbilt Freightliner TrucksPartsam 2Pcs Glass Watermelon Lights [Patented] Clear Lens White LED Running Light with Stailess Steel Bezel Replacement for Kenworth Peterbilt Freightliner Trucks
Partsam$65.494.6★4194%falling
6
Ctopkatuo 2PCS LED Star Watermelon Marker Lights with BracketsLED Watermelon Light Side Markering Lamp Indicator Outline Water Melon Side Marker for Semi Truck (White)Ctopkatuo 2PCS LED Star Watermelon Marker Lights with BracketsLED Watermelon Light Side Markering Lamp Indicator Outline Water Melon Side Marker for Semi Truck (White)
Ctopkatuo$25.124.1★464%falling
7
Partsam 2Pcs Red Glass Lens Watermelon Lights Kit LED Stop Turn Tail Lights with Stainless Steel Bezel and Base Replacement for Peterbilt Freightliner Trucks Trailers RVs MotohomesPartsam 2Pcs Red Glass Lens Watermelon Lights Kit LED Stop Turn Tail Lights with Stainless Steel Bezel and Base Replacement for Peterbilt Freightliner Trucks Trailers RVs Motohomes
Partsam$86.514.6★804%falling
8
Partsam 10Pcs 3 Small Glass Lens Watermelon Lights [Patend Pending] Amber LED Marker Clearance Light Turn Signal for Semi Truck Trailer RV Compatible with Freightliner Kenworth PeterbiltPartsam 10Pcs 3 Small Glass Lens Watermelon Lights [Patend Pending] Amber LED Marker Clearance Light Turn Signal for Semi Truck Trailer RV Compatible with Freightliner Kenworth Peterbilt
Partsam$128.554.4★253%falling
9
PARTsam 2Pcs Straight Down Watermelon Light Under Glow Frame Brackets Clamp-On Mount No Drilling Required Stainless Steel Universal for Semi-Trucks Trucks PickupPARTsam 2Pcs Straight Down Watermelon Light Under Glow Frame Brackets Clamp-On Mount No Drilling Required Stainless Steel Universal for Semi-Trucks Trucks Pickup
Partsam$48.904.9★233%rising
10
Okerny 2-Pack Dual Color Watermelon Lights LED Steady + Strobe Watermelon-Shaped Roof Clearance Warning Side Marker Lights with Stainless Steel Bracket Amber/Purple for Truck Trailer RV PickupOkerny 2-Pack Dual Color Watermelon Lights LED Steady + Strobe Watermelon-Shaped Roof Clearance Warning Side Marker Lights with Stainless Steel Bracket Amber/Purple for Truck Trailer RV Pickup
Okerny$29.913.8★173%rising
11
10PCS Mini Watermelon Lights 3/4 Inch Dual Revolution Amber Turn Signal Marker to Red Auxiliary LED Watermelon Light IP65 Waterproof Side Clearance Tail Griller Lights for 12V Trailers Trucks RV10PCS Mini Watermelon Lights 3/4 Inch Dual Revolution Amber Turn Signal Marker to Red Auxiliary LED Watermelon Light IP65 Waterproof Side Clearance Tail Griller Lights for 12V Trailers Trucks RV
JZYZQBX$35.603.7★493%rising
12
Partsam 2Pcs Dual Color Amber/Blue LED Glass Lens Watermelon Lights [Patented] Turn Signal Marker Lights with Stainless Steel Bezel Compatible with Kenworth Peterbilt FreightlinerPartsam 2Pcs Dual Color Amber/Blue LED Glass Lens Watermelon Lights [Patented] Turn Signal Marker Lights with Stainless Steel Bezel Compatible with Kenworth Peterbilt Freightliner
Partsam$70.134.2★1143%falling
13
Partsam 2Pcs Glass Watermelon Lights with Stainless Steel Bracket [Patented] Dual Color Amber/Blue LED Watermelon Mirror Turn Signal Marker Lights Replacement for Kenworth Peterbilt FreightlinerPartsam 2Pcs Glass Watermelon Lights with Stainless Steel Bracket [Patented] Dual Color Amber/Blue LED Watermelon Mirror Turn Signal Marker Lights Replacement for Kenworth Peterbilt Freightliner
Partsam$86.884.2★722%falling
14
TMH 2 Packs Watermelon Amber Lights for Semi Truck LED Watermelon Side Marker Light Underbody 12-24V for Truck Trailer Heavy-Duty Trucks and Multi-Purpose Vehicles.TMH 2 Packs Watermelon Amber Lights for Semi Truck LED Watermelon Side Marker Light Underbody 12-24V for Truck Trailer Heavy-Duty Trucks and Multi-Purpose Vehicles.
TMH$14.264.3★412%rising
15
Partsam 2Pcs Amber Glass Lens Watermelon Lights with Stainless Steel Bracket [Patented] Amber LED Watermelon Mirror Turn Signal Lights Replacement for Kenworth Peterbilt FreightlinerPartsam 2Pcs Amber Glass Lens Watermelon Lights with Stainless Steel Bracket [Patented] Amber LED Watermelon Mirror Turn Signal Lights Replacement for Kenworth Peterbilt Freightliner
Partsam$88.154.5★652%falling

Product shelf

All 49 tracked products in this niche.

Partsam 2Pcs Glass Watermelon Lights [Patented] Clear Lens Amber LED Side Marker Turn Signal Lights with Bezel Replacement for Kenworth Peterbilt Freightliner Trucks

Partsam 2Pcs Glass Watermelon Lights [Patented] Clear Lens Amber LED Side Marker Turn Signal Lights with Bezel Replacement for Kenworth Peterbilt Freightliner Trucks

Partsam

$60.894.6★419 reviews

Partsam 2Pcs Amber Glass Lens Watermelon Lights [Patented] LED Side Marker Turn Signal Lights with Stainless Steel Bezel Replacement for Kenworth Peterbilt Freightliner

Partsam 2Pcs Amber Glass Lens Watermelon Lights [Patented] LED Side Marker Turn Signal Lights with Stainless Steel Bezel Replacement for Kenworth Peterbilt Freightliner

Partsam

$70.584.5★153 reviews

Partsam 10 Pcs 3/4 inch LED Amber Watermelon Side Marker Dual Function Strobe + Marker Lights Clear Lens Clearance Tail Signal Warning Light for Trailer Truck RV

Partsam 10 Pcs 3/4 inch LED Amber Watermelon Side Marker Dual Function Strobe + Marker Lights Clear Lens Clearance Tail Signal Warning Light for Trailer Truck RV

Partsam

$36.675.0★6 reviews

6PCS Amber Watermelon Lights for Semi Truck Trailer Dual Mode Steady & Strobe Cab Marker Roof Clearance Lights Durable ABS Lens Amber LED Water Melon Light for Kenworth Peterbilt Freightliner Trucks

6PCS Amber Watermelon Lights for Semi Truck Trailer Dual Mode Steady & Strobe Cab Marker Roof Clearance Lights Durable ABS Lens Amber LED Water Melon Light for Kenworth Peterbilt Freightliner Trucks

Suacopzar

$52.204.0★42 reviews

Partsam 2Pcs Glass Watermelon Lights [Patented] Clear Lens White LED Running Light with Stailess Steel Bezel Replacement for Kenworth Peterbilt Freightliner Trucks

Partsam 2Pcs Glass Watermelon Lights [Patented] Clear Lens White LED Running Light with Stailess Steel Bezel Replacement for Kenworth Peterbilt Freightliner Trucks

Partsam

$65.494.6★419 reviews

Ctopkatuo 2PCS LED Star Watermelon Marker Lights with BracketsLED Watermelon Light Side Markering Lamp Indicator Outline Water Melon Side Marker for Semi Truck (White)

Ctopkatuo 2PCS LED Star Watermelon Marker Lights with BracketsLED Watermelon Light Side Markering Lamp Indicator Outline Water Melon Side Marker for Semi Truck (White)

Ctopkatuo

$25.124.1★46 reviews

Partsam 2Pcs Red Glass Lens Watermelon Lights Kit LED Stop Turn Tail Lights with Stainless Steel Bezel and Base Replacement for Peterbilt Freightliner Trucks Trailers RVs Motohomes

Partsam 2Pcs Red Glass Lens Watermelon Lights Kit LED Stop Turn Tail Lights with Stainless Steel Bezel and Base Replacement for Peterbilt Freightliner Trucks Trailers RVs Motohomes

Partsam

$86.514.6★80 reviews

Partsam 10Pcs 3 Small Glass Lens Watermelon Lights [Patend Pending] Amber LED Marker Clearance Light Turn Signal for Semi Truck Trailer RV Compatible with Freightliner Kenworth Peterbilt

Partsam 10Pcs 3 Small Glass Lens Watermelon Lights [Patend Pending] Amber LED Marker Clearance Light Turn Signal for Semi Truck Trailer RV Compatible with Freightliner Kenworth Peterbilt

Partsam

$128.554.4★25 reviews

Reviews

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

What buyers love

Brightness/Shine/Glow31%

“Nice and bright”

Quality-Overall14%

“Good quality”

Assembly/Installation9%

“Installation was quick”

Value For Money6%

“Great value”

Durability5%

“great durability”

Water Resistance3%

“The waterproof design holds up fine in wet conditions”

Color3%

“The color is crisp”

Material Quality3%

“This lights are made of good quality materials”

Design-Overall3%

“I was impressed with how well built they are”

Strength3%

“Pros: Easy install, sturdy, cute”

What buyers complain about

Durability14%

“not durable at all”

Quality-Overall11%

“2 stars - Product is low quality”

Water Resistance6%

“no waterproofing is apparent where the wires enter the lamp”

Brightness/Shine/Glow6%

“Lack luster brightness”

Color5%

“They dont switch color as they should”

Assembly/Installation4%

“Not sure yet where I'm going to install them”

Size-Overall4%

“These things are tiny. 1.5 diameter”

Advertised Vs Actual Product3%

“does not do what it says”

Functionality-Overall3%

“not working”

Value For Money2%

“Might not be the best value”

Top return reasons

  • Size-Overall29%
  • Color12%
  • Brightness/Shine/Glow10%
  • Defective Material/Parts7%
  • Advertised Vs Actual Product7%
  • Compatibility-Overall6%
  • Functionality-Overall6%
  • Mounting3%
  • Value For Money3%
  • Assembly/Installation3%

Data scraped July 9, 2026 · Marketplace baseline: 4.4★ avg rating · $22.72 median price · 2.2% median returns across 14,813 tracked niches.