Has anyone used Finnex FugeRay Unibody Ultra Slim LED Fixture - 16" Daylight +Moonlights before?

My question is has anyone ever used the finnex fugeray? If anyone know what kind of coral it can support and what it can't support. Since I was considering to remove my biocube original lighting system and place the ray inside the hood and just plug into a surge protector that way i can just turn it off or on whenever. Anyways I just opinion if finnex ray a good lighting sources for coral? Also the the spacing to fit the rays is 18 inch. Anyways I just wanted your opinions thank you. Also do you think I need 1 or 2?
the specification on them are:

  • Finnex Unibody Ultra Slim High LED +Moonlights

  • 4 Blue LEDs / 56 White LEDs

  • 6 total Watts
    Dimensions: 16" Long x 3" Wide x 1" High
    7000k + Moonlights, Separate switches
 
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