I saw a review of just that the other day and the 550 beat the TS in efficiency and overall light output but not by a whole lot, and the TS was a lot less expensive obviously. Both lights he tested had quality control issues with the build.How's the ts3000 compare to hlg 550?
Here, I found it.
https://m.youtube.com/watch?v=PJ38lbvZcuce
[youtubeif]PJ38lbvZcuc[/youtubeif]