Originally Posted by TennisAce
Oh, that is what I have on my other tank, one is white or yellower (daylight) the second is blue (looks like a black light when turned on by itself). I run both at the same time to give it a clear white look, but that is on my old tank.
Bluer the look the harder it is for taking photographs. However, you get really nice colors out of the corals. Great for looking, but poor for photo taking.