Another Chinese black box.. they can grow coral.. but as always is a luck shot with those lights. I have seen people running them for years and never had problems, but some will stop working after few months. I bought ocean revives (a high end black box). Let's see how it works
I use a pair of Vivaspectra. It has been 11 months. I chose Vivaspectra because of the warranty. Everything was good until I nearly wiped out my sps with silicone sealant.