The package says so... (remember, i know close to nothing about coral or lighting.) Some sites online say so, some say NO. I bought this pretty cheap and I really would like to know if its good enough for corals or an anemone.
GE's AquaRays Fresh & Salt Water -
http://www.drsfostersmith.com/product/prod_display.cfm?c=3578+3733+3810&pcatid=3810
GE's AquaRays Fresh & Salt Water -
http://www.drsfostersmith.com/product/prod_display.cfm?c=3578+3733+3810&pcatid=3810