Nilight 2-inch Red LED Trailer Marker Lights, 5-Pack — Low-Draw Weather-Resistant Markers

Nilight 2-inch round red LED trailer marker clearance lights (5-pack) are compact, weather-resistant marker and reflector LEDs designed to increase vehicle visibility on trailers, trucks, RVs and utility vehicles.

These compact 2" red LED markers combine a focused LED array with a molded polycarbonate lens to deliver a bright, long-lasting signal while also reflecting incidental light when unlit. Sold in a practical five-piece set, they include a grommet mounting system and a two-conductor 22AWG pigtail for quick wiring to a vehicle's 12V tail/marker circuit. The lights are intended for exterior use on trailers, pickups, buses, RVs and other heavy-duty equipment where low-profile, dependable marker illumination is required.

How bright and durable are these Nilight 2" LED markers?

Each lamp houses four high-efficiency LEDs that produce a crisp red output visible in low-light and daylight conditions. The polycarbonate lens is molded to both protect the diodes and enhance reflectivity, extending visibility even when the light is off.

• 4 high-efficiency LEDs per unit for strong, consistent output
• Impact- and weather-resistant polycarbonate lens
• Low current draw for long-term use without heavy battery drain

Where and how can I install these marker clearance lights?

Installation is straightforward: fit the supplied rubber grommet into a pre-cut or existing hole, press the lamp into the grommet flush with the surface, and connect the two wires to power and ground. The 22AWG two-prong pigtail is color-coded—black to 12V tail/marker circuit, white to ground—so wiring is quick for standard trailer electrical setups.

• Grommet-based mount for fast, tool-light installation
• 22AWG two-conductor pigtail (black = 12V, white = ground)
• Sized for 2" hole openings, fits most marker cutouts

Can these lights serve more than one purpose on my vehicle?

Yes—these units act as active LED marker lights and also function as passive reflectors when unlit, helping comply with visibility regulations and improving safety in parked or unpowered situations. Their compact shape makes them suitable for side, front, or rear mounting depending on local requirements.

• Dual role: illuminated marker and passive reflector
• Ideal for side clearance, rear marker, and identification positions
• Works on trailers, trucks, RVs, buses, and agricultural equipment

What should I expect regarding compatibility and maintenance?

The lights are compatible with typical 12V vehicle electrical systems and require minimal upkeep beyond occasional cleaning of the lens to maintain maximum brightness. Their sealed housing reduces moisture intrusion and corrosion, lowering the need for routine maintenance compared with exposed bulb markers.

• Designed for 12V DC systems common on trailers and trucks
• Sealed housing limits water and dust entry
• Occasional lens cleaning keeps output clear and bright

Who is this for: These Nilight 2" round red LED marker lights are made for fleet managers, trailer owners, RV enthusiasts and tradespeople who need compact, reliable marker illumination and reflective safety at an affordable price. If you want a low-profile retrofit or replacement that’s quick to mount, energy-efficient, and suited to heavy-duty outdoor use, this five-pack supplies enough units to outfit a small trailer or replace markers on multiple vehicles.