I have 2cree bars with 6 LEDs on each bulb. Each bulb is 3 Watts. I have no idea where to put it, my sps either browning or bleaching. Yet polyps fully extended, and water is optimul condition.
Salinity 1.025
Calcium-470
Mag-1410
Phos-0
Nitrate/trite-0
Ph-8.5
Alkalinity-8
As I said... Optimal...
30g tank. Lights started a foot away, now it's maybe 1 1/2 away. Started ever since I got them in January. Temp is now under control.
Lights are on 8 hours a day.