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Universal LED Puddle Lights

Compact 18mm LED puddle lights designed to add clear ground-level illumination around vehicle doors and entry areas. These 12V, 10W modules use high-power COB LEDs in a compact aluminum housing, with white, blue and yellow options for custom installation on suitable vehicle surfaces.

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With a 4.95 average rating across Google and Judge.me, Underground Lighting has earned the trust of drivers looking for dependable LED lighting upgrades. See why customers choose us for fitment support, quality products, fast shipping, and brighter lighting solutions for cars, trucks, and SUVs.

10W Universal LED Puddle Lights for Ground Illumination & Vehicle Entry Safety

Compact 18mm LED puddle lights are designed to improve ground-level visibility around cars, trucks and SUVs, including GMC, Ford, Mustang, Lexus, Mini Cooper, Dodge and other compatible vehicles. Also known as courtesy entry lights or ground illumination lights, they project light beneath the vehicle door, side mirror, or another suitable mounting area.

The featured product from our Auxiliary Lighting Collection — 10W Universal LED Puddle Lights (18mm Pair) — is a compact automotive accessory light designed for installation on suitable vehicle surfaces. Its small size makes it practical when you want discreet exterior illumination without adding a large lighting assembly.

Each module operates on a 12V vehicle electrical system and uses high-power COB LED chips. The current product is rated at 10W, produces approximately 120–140 lumens, and uses a lightweight aluminum-frame housing.

Technical Specifications

  • Voltage: 12V DC, designed for compatible vehicle accessory circuits.
  • Wattage: Approximately 1–10W per module, with the current product configuration rated at 10W nominal.
  • Polarity: Many universal modules are polarity-sensitive, while non-polarity versions are available for true plug-and-play installation.
  • Activation / Trigger Sources: Can be connected to a door pin switch, dome light circuit, or keyless-entry unlock signal. Aftermarket installations may require a relay to help prevent parasitic battery drain.
  • Mounting: Installation options include a mirror housing recess, door card using screws or adhesive, or the underside of a door panel. Vehicle-specific kits may provide an OEM-style snap-fit installation.
  • Options & Variants: Available configurations include plain flood pucks, RGB or logo projector variants, and sealed IP-rated housings for exterior exposure. Check the individual SKU for the applicable IP rating.
  • Safety: A fused power harness is recommended, with an inline fuse of approximately 1–5A depending on the installation and total circuit draw.

The collection combines visual customization options, including logo projection and RGB settings, with functional visibility options such as yellow or amber illumination for improved visibility near water.

Products are designed to work with 2-wire or 3-wire trigger logic, factory wiring harnesses, and aftermarket relay kits, supporting both plug-and-play OEM-style replacements and splice-in custom installations.

Why Choose Underground Lighting Universal Puddle Lights?

  • 3 Practical Safety Gains at Night

    Underground Lighting's puddle lights illuminate the ground 0.5–2.0 m from the door, reducing slip/trip incidents and improving curb-step awareness when exiting in low light.

  • 2 Installation Modes (Plug-and-Play or Hardwire)

    Underground Lighting offers vehicle-specific plug-and-play options as well as universal puddle lights that support hardwired or relay-controlled installation, depending on the vehicle and wiring setup.

  • 120°–180° Flood Beam for Reliable Ground Coverage

    Underground Lighting puddle lights use a wide flood beam to spread illumination beneath and around the door area, reducing dark spots and improving ground visibility where passengers step.

  • Low Electrical Draw — Vehicle Battery Friendly

    Underground Lighting LED puddle lights typically operate at approximately 1–10W on 12V systems, drawing less power than traditional incandescent or halogen lighting in compatible applications.

  • 3 Color/Function Choices for Use-Case Precision

    White (5000–6000K): maximum contrast for loading/maintenance
    Yellow: improved penetration near reflective water or fog
    Blue / RGB / Logo: aesthetic or thematic uses (off-road/show), not recommended for public road signalling in many jurisdictions.

  • More than 10× Lifetime vs Incandescent

    Underground Lighting solid-state LED puddle lights can provide 25,000+ hours of service life, helping reduce replacement frequency compared with traditional filament-based lighting.

How to Choose the Right LED Puddle Lights

Choose puddle lights based on vehicle voltage, mounting space, installation type, and light color.

  • Confirm 12V compatibility: Make sure the light matches your vehicle’s 12V electrical system.
  • Check mounting space: Make sure there's enough room for the module and wiring behind the installation area.
  • Plan the wiring: Decide the mounting point and power route before drilling or making permanent changes.
  • Choose the light color: Use white for clear ground illumination, yellow for a warmer look, or blue for accent lighting.
  • Verify fitment: Use the Vehicle Part Search or get fitment help if you are unsure about installation compatibility.

Watch these helpful Underground Lighting videos for step-by-step guidance, product details, and real-world installation tips

Check Compatibility with Our Vehicle Search Tool!

Vehicle Part Search

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Universal LED Puddle Light FAQs

LED puddle lights are small automotive lights designed to illuminate the ground around vehicle doors and entry areas. They help make curbs, puddles, debris, and uneven surfaces easier to see when entering or exiting a vehicle at night.

Depending on the design, you can install puddle lights beneath doors, mirrors, or other suitable mounting areas.

Universal 18mm LED puddle light pairs typically cost around $11.99 to $15.99, depending on the selected color and available options. Prices may vary with availability and promotions.

A 10W universal LED puddle light produces approximately 120–140 lumens per module using high-power COB LED technology.

Actual ground illumination depends on mounting height, installation angle, ambient light, and module position.

They may. Universal 18mm puddle lights can require an appropriately sized mounting hole when the vehicle does not already provide a suitable location.

Check clearance behind the mounting surface before drilling to avoid wiring, structural components, or other obstructions.

No. Universal LED puddle lights can work with many 12V cars, trucks, and SUVs, but fitment is not guaranteed for every vehicle. Compatibility depends on available mounting space, clearance behind the panel, wiring access, and the availability of a suitable 12V electrical connection.

These universal LED puddle lights are made for 12V DC car electrics. They should be wired up to a compatible 12V power circuit with proper wiring techniques.

The 18mm universal LED puddle lights are available in:

  • White: Clear ground illumination
  • Yellow: Warmer light appearance
  • Blue: Custom accent lighting

Color choice should match the intended application and any applicable vehicle-lighting regulations.

The universal puddle light modules measure approximately 18mm × 31mm. Measure both the visible mounting area and the clearance behind the panel before installation.

No. The 10W LED light on a 12V system operates at about 0.83A, and this is quite a low electricity consumption compared to other conventional lighting systems using filament bulbs.

However, actual consumption will depend on the operating voltage and design of the products.

The longevity of LED puddle lights is better than conventional incandescent lamps as they contain solid-state technology rather than filament technology.

This would actually depend on factors such as temperature, voltage, installation process, moisture, and use.

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