Hi Ann - Have you tried Kessil before? Does it have more shading than Radion G5 or is it just spectral difference?They are usually the first corals fish go after if they eat corals, do you have any angels or butterfly fish in your tank?
There is a little present icon on the bottom right of the screen on the website. Click on it and there will be a little pop up that should show you all your points.
Youre gonna love that thing!! Its huge, almost 3 inches and one of the brightest of the bunch!
BIG TIME!!!!! BIG BIG WAY BIG TIME!!