Product Overview
Watermelon lights are a signature element of traditional truck lighting. The Double Fury 4 LED Glass Watermelon Light Kit combines that timeless appearance with modern LED technology.
With a glass dome lens and dual-color LED module, this light delivers both road-ready marker lighting and custom auxiliary illumination.
Perfect for drivers who want classic styling with modern LED performance.
Ideal for:
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Semi trucks
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Show trucks
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Trailers
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Custom builds
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Auxiliary lighting installations
Key Features & Benefits
Dual-Color LED Lighting System
Primary red LEDs provide marker and signal lighting. Secondary white LED provides auxiliary lighting for custom or show applications.
Double Fury LED Module
Pre-installed United Pacific #39236 LED module provides dependable LED performance.
Classic Glass Watermelon Lens
Glass dome lens delivers the traditional watermelon-style truck lighting appearance.
Automatic Secondary Override
Secondary LED automatically overrides the primary color when activated.
Bright 4-LED Configuration
Four high-output LEDs deliver strong illumination and improved visibility.
Performance / Compatibility / Use-Case
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Voltage: 12V DC
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LED Count: 4 LEDs
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Primary LED Color: Red
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Secondary LED Color: White
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Wiring: 4-wire hookup
Wiring Color Code
White = Ground (-)
Black = Primary Low (+)
Red = Primary High (+)
Yellow = Secondary (+)
The red LED function complies with DOT / SAE FMVSS 108 standards according to manufacturer specifications.
Installation / Fitment / Technical Details
This light installs using a standard watermelon-style marker light mount.
The 4-wire connection allows independent control of the auxiliary lighting function.
Professional installation is recommended if unfamiliar with vehicle wiring systems.
Build Quality / Warranty
Constructed with:
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Glass watermelon dome lens
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Double Fury LED module
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Sealed electronics
Designed for durability in truck lighting environments.
Warranty: 3-year manufacturer warranty.
What’s Included
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1 × Double Fury 4 LED Glass Watermelon Light – Red & White
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Pre-installed United Pacific #39236 LED module
Frequently Asked Questions
What is a watermelon truck light?
A watermelon light is a dome-style truck marker light commonly used on trucks and trailers for visibility and classic styling.
What does dual-color lighting mean?
Dual-color lighting allows the light to operate with a primary road-legal LED color and a secondary auxiliary LED color that can be activated separately.
Are the white LEDs road legal?
The red LEDs are road legal for marker lighting, while the white LEDs are intended for auxiliary or show lighting depending on local regulations.
What voltage does this light operate on?
This light operates on 12V DC vehicle electrical systems.
Is this light waterproof?
The electronics are sealed to help protect against moisture intrusion and harsh environmental conditions.
What warranty is included?
This product includes a 3-year manufacturer warranty.
