VertexLite would love to offer free Product samples of LED downlight to our customers; this will help you know the LED downlight and how the LED downlight works.
To offer you exact suitable smart LED downlight for your place, please check our following related questions for your application.
All this information will help us know your project or application clearly and know what type of LED downlight are okay.
You can get an exact suitable LED downlight sample for your project.