3rd brake light

For those who have the GJ Motorsports 3rd Brake Light, I’d like some honest opinions. While I have almost zero need for one, the 12 year old in me thinks they are kind of cool. I’d appreciate any thoughts folks have on the product. https://gj-motorsports.com/index.php?route=common/home

I'm doing a very quick setup with a 12" RCI Bed Rack and 23Zero RTT. They will both show up at the end of next week and I need to use it the following week. My concern is not having a 3rd brake light. I know universal ones can be had cheap which is probably what I'll do and using the...