These are not 4000k as advertised. More like 5100k.

The led trailer lights with the hallo are the brightest trailer lights i have ever installed, it even comes with reflective safety stickers for the side of your trailer. The led lights draw less current than incandescent bulbs and put less strain on a...  Read More

After only a few months and a few uses one of the halos has a spot that is no longer lit. Installation wording is very confusing. They are very easy to install and look really good but one did not hold up.