If you are buying trailer lights that are nor regulated by low, you can save few bucks, you don’t need to spend more because those cannot cause you inspection problems if they stop working, so you can replace them when you can, without additional pressure.
Compare the technical specs
By National Highway Traffic Safety Administration (NHTSA) every manufacturer needs to cover the specifications for certified vehicle headlamps. But for other truck lights, there is not federal regulation.
Source: www.invisionsales.com
However, you should compare the technical specs of the trailer lights to gather more information’s. Having information’s about the trailer lights technical specs will give you an opportunity to make the right choice for your trailer.
Ask for warranty coverage
Warranty coverage is the way to be sure that you have quality trailer lights. Trailer light shop will give you coverage for few types of trailer lights because they know that that is one quality product and there are small chances to stop working before the warranty.