Nilight TL-40 2PCS Rectangular LED Trailer Light Kit with Halo Glow (12V, IP68 Submersible)
Reviews
Price
Product description
If you’re refreshing the lights on a trailer, RV, or other 12V vehicle, this Nilight TL-40 kit is built around one idea: more functions in a compact, sealed package. It uses a halo-style glow strip to separate the running/indicator display from the stop/turn display, so the look is clearer and the layout makes sense at a glance.
That said, it’s not a universal “fits everything without thinking” kind of light set. Based on the description, it’s intended for common 12V trailer-style applications within a certain fit range, and you’ll still want to double-check wiring, mounting access, and where the license light sits on your specific setup.
Key takeaways
The big draw here is the combination of multiple rear lighting roles (stop/turn, tail, side marker, reflectors, and license plate light) into a pair of rectangular lights. It also emphasizes brightness by using “more LED chips” than a classic style, aiming for reliable visibility—something that matters if you often drive in bad weather or at night.
Another selling point on paper is protection: the LEDs and circuit board are described as fully waterproof sealed (IP68 submersible), plus the housing includes drainage. That’s the kind of design detail you usually appreciate after a season of rain, spray, or wash-downs.

What stands out in day-to-day use
The halo glow strip design is meant to visually separate the running light display from the stop/turn light display. In normal driving, that translates into less confusion about what’s lit—especially when you’re getting tailgated, merging, or braking in traffic.
It’s also presented as a “7 full functions” light, blending stop/turn/tail duties with clearance and reflector roles and a license plate illumination. If you’re tired of piecing together separate lamp housings, this approach reduces the number of different components you have to mount and aim.
One practical micro-scenario: after you install these, you shouldn’t need to “guess” which bulb controls what. When you engage turn signals or brake lights, the separated displays (running vs. stop/turn) are designed to change the visible pattern rather than simply dim/brighten the same segment.


Where it shines for buyers

This kit is aimed at people working on 12V vehicles that need trailer-style rear lighting—trailers, boats, trucks, RVs, campers, tractors, vans, and similar setups are mentioned. If you’re looking for an all-in-one solution where the license plate light is integrated and you prefer color-coded wiring (instead of splicing blindly), it can be a straightforward refresh.
Worth noting that the included parts list suggests you’re not starting from scratch. The kit description says it comes with square trailer lights, an amber clearance light, a license plate bracket, a trailer wiring harness, reflective stickers, and multiple mounting hardware options.
The essentials (specs to verify before you buy)
Here are the details explicitly mentioned in the product information, plus what they imply for compatibility. Don’t skip these checks if you’ve been burned by “almost fits” lighting kits.
Tech specs

- Type: Rectangular LED trailer light kit (2PCS)
- Functions: Stop/turn, tail/running light, side marker, side reflector, rear reflector, license plate light (described as “7 full functions”)
- Voltage: 12V DC
- Compliance: 100% DOT compliant (per description)
- Water protection: IP68 submersible, LEDs and circuit board described as fully waterproof sealed, housing includes water drainage
- Mounting: Stud-mounted design, one light has the license light on the driver side and the other on the passenger side (as described)
- Wiring: Color coded wires, white wire with ring terminals can be grounded at its own mounting stud or to the vehicle frame (as described)
- Fit range: Intended to fit most 12V DC vehicles within 80 inch (per description)
Pros and limits to keep expectations realistic
What’s compelling: - Multi-function design in one kit, including license plate lighting - Halo glow separation between running and stop/turn visuals - IP68 submersible protection, plus drainage in the housing, which is a strong point if your vehicle gets exposed to water - Included wiring harness and mounting hardware should simplify installation


Where it may fall short: - If your setup doesn’t match the described mounting approach (stud-mounted) or the license-light driver/passenger placement, installation might be more work than expected. - The “within 80 inch” fit note can matter. If your vehicle’s layout is outside that range or your mounting holes don’t align, you may need additional planning. - “More LED chips” and brightness are described benefits, but if you’re expecting performance benchmarks, this listing doesn’t provide lumen/beam data—so you’ll be relying on the manufacturer’s visibility claim.
It’s a solid mid-range style lighting upgrade on paper, more practical than buying separate lamps and reflectors and trying to make everything line up.

How to decide if this is a good match
It makes sense if you’re upgrading rear lighting on a 12V trailer-style vehicle and want a sealed, multi-function kit with license illumination and an easier wiring plan (color-to-color plus grounding).
It may not be the best choice if your current mounting points don’t work with the stud-mounted design, you need a very specific lens shape/spacing, or your vehicle falls outside the stated “within 80 inch” fit note.
Is it worth it?
Yes, it’s worth considering if your priority is a clean, integrated LED rear light setup for a 12V trailer/RV/marine-type application—especially if you care about water resistance and want separate running vs. stop/turn visuals.

You might want to skip it if you’re dealing with a non-standard mounting layout, strict spacing constraints, or you’re only replacing one single light and don’t need a full kit. In those cases, simpler replacements can be less hassle.
FAQ


Who is this kit designed for?
It’s described for most 12V DC vehicles like trailers, boats, trucks, RVs, campers, tractors, vans, and similar applications that need multi-function trailer-style rear lighting.
Is it waterproof enough for wet conditions?

The listing states IP68 submersible protection, with the LEDs and circuit board fully waterproof sealed and drainage included in the housing.
How complicated is installation based on the description?
The kit is marketed as an all-in-one install with color-coded wires and stud-mounted lights, plus a wiring harness and mounting hardware included.
Does it include the license plate light?
Yes. The description says the kit includes a license plate bracket and license plate light function, with the driver-side light labeled as having the license light and the passenger-side light pairing.
Quick check before you install?
Verify the mounting location you plan to use (stud mounting), confirm the license light placement matches your vehicle, and make sure your layout fits within the mentioned 80 inch fit note.
Products with discounts that might interest you
- AUTOONE Upgraded LED Side Marker Lights 2PCS
- AUXITO H11 LED Bulbs (H8/H9) — 6500K Cool White, Plug and Play, Pack of 2
- Innovited D1S HID Xenon Headlight Bulbs 6000K – Pack of 2 (66144/66140/85140/85415) Replacement
- Ehaho 2FT Fat Whip Lights for UTV ATV with App
- Nilight Fog Light Assembly (H10 42W) Replacement for Toyota Tacoma, Tundra, Sequoia, and Solara
- Nilight 4-inch Amber LED Pods 60W driving lights
- RCJ 9006/HB4 16000LM Fog Light Bulbs
- OXILAM H11 LED Bulb 30000 Lumens — 6500K
- Termitor D3S Light Bulb, 80,000LM, 6500K — IP68 1:1 OEM Direct Fit (Pack of 2)
- Termitor H11 9005 Light Bulbs Combo (9005/H11 + 1:1 Mini H8/H9/HB3) 6500K, Pack of 4
- AUXITO H4/9003 Bulbs – 80,000LM, 6500K Cool White, 1:1 Mini Size, Plug-N-Play (Pack of 2)
- ZIDIYORUO UTV Whip Light Mount & Light Bar Bracket (1.75–2 in Roll Cage Clamp) with 360° Rotation
- AHOBXD H1 30000LM 120W Fog Light Bulbs
- Nilight Third Brake Light 2014-2018
- Termitor 9005/HB3 LED Bulbs 30000 lm
- Nilight Ditch Light Bracket for F150 Hood Mounts
- Termitor H11/H9 LED Bulbs 6500K, 2-Pack
- Nilight Third Brake Light for Ford Ranger/Mazda B-Series 1994-2016
- FTEVAR 9005 H11 LED Fog Bulbs 60000LM
- SEALIGHT S7S H11/H8/H9 9005 HB3 Fog Light Bulbs (4-Pack) – 6500K, Plug-and-Play, IP68, 10-Year Lifespan
- SEALIGHT 3157 LED Bulb 1800LM Brake Light
- Benlari 1157 LED Turn Signals Front & Rear Kit for Harley Davidson (81 LED) – 2 Front + 2 Rear, Smoked Lens Covers
- Auxbeam 90W Amber LED Offroad Light
- Nilight 304 Stainless Steel LED Light Bar Mounting Brackets (2-Pack) — Universal Adjustable Hood/Pillar Clamp Mounts

