TMH 20 Pcs 3/4 in Smoked Lens Amber Side Marker Lights - Plug and Play

In this review of the TMH 20 Pcs 3/4 in smoked lens amber side marker lights, the bottom line is simple: this kit is for owners who need an inexpensive, quick-to-install set of marker lights for trailers, trucks, RVs and vans. The standout reason to buy is the plug-and-play approach that uses a 2-pin continuous wire harness to eliminate complex splicing; installation can be completed in minutes and the lights deliver reliable, bright illumination for routine marker and indicator needs.

Key Features

• Plug-and-play wiring: The included 2-pin continuous wire harness and connector plug reduce complex wiring and let you install the markers quickly without splicing multiple connections.
• Complete 20-pack: The package provides 20 smoked lens amber side marker lights so you can outfit a full trailer or fleet with consistent lighting without buying multiple sets.
• Bright SMD LEDs: Each 3/4 in marker uses 3 high-quality SMD LEDs producing about 60 lumen, giving clear visibility for side and marker applications.
• Long expected life: The LEDs are rated for roughly 50,000 hrs, which helps minimize replacements over the vehicle lifetime.
• Simple polarity labeling: The 12v DC wiring is color coded with black as positive and white as negative to simplify hookup and avoid guesswork.
• Versatile fit: These markers work as front, rear or side indicators on trucks, trailers, RVs, buses, vans and boats for broad compatibility.

Who It's For

This kit is ideal for trailer owners, small fleet operators, and DIYers who want to replace or add multiple side markers fast and with minimal wiring complexity. The plug-and-play harness suits installations where speed and tidy wiring are priorities, such as outfitting a cargo trailer or refreshing lights on an older RV.

It is less suited to buyers who need sealed OEM-style housings for heavy off-road use or who require DOT-certified lenses for specific commercial inspections; those users should verify local regulations or choose purpose-built, rated assemblies instead.

Pros & Cons

Pros

• Easy plug-and-play harness makes installation fast and reduces wiring mistakes.
• Good brightness and perceived build quality from customers, offering solid value for money.
• Large 20-count pack and continuous harness allow full-vehicle coverage without multiple orders.

Cons

• Connection quality has received mixed feedback, so careful connector handling and secure mounting are advisable.
• Smoked lenses may not be ideal where maximum white/amber visibility or specific regulatory certification is required.

Specifications

Brand	TMH
Quantity	20 marker lights and 1 roll 2-prong continuous wire harness
Lens color	Smoked amber
LED type	3 SMD LEDs per marker
Light output	Approximately 60 lumen
Voltage	12v DC (black positive, white negative)
Rated lifetime	About 50,000 hrs

Our Verdict

The TMH 20-piece smoked amber marker light kit is a practical, cost-effective choice for anyone needing to fit multiple marker lights quickly. Its plug-and-play harness and long-lived SMD LEDs make it strong value for trailer and RV owners, while buyers needing heavy-duty connectors or specific regulatory certification should evaluate alternatives.

Frequently Asked Questions

Can I wire these directly to a 12v system?
Yes, the markers are 12v DC with black as positive and white as negative; they are intended for direct plug-and-play hookup using the included harness.

How many lights are included?
The kit includes 20 smoked lens amber side marker lights and one roll of 2-prong continuous wire harness for 20 connections.

Are these suitable for boats or outdoor marine use?
They can be used on boats for marker purposes, but buyers should confirm corrosion resistance and sealing needs for prolonged marine exposure.