The Cobalt Egg Rocker 65 and 80 are...
ATI Aqua Blue Special T5 Bulbs is a 15000K and an excellent combination bulb for SPS and LPS corals.
ATI Purple Plus T5 Bulbs is a fantastic “accent bulb” to be combined with Blue Plus or Aqua Blue Special lamps to bring out pinks, purples and reds of the corals.
ATI T5 Coral Plus is a great addition to help enhance the white with a little blue to show of the clean sleek look of your aquarium inhabitants.
ATI T5 True Actinic is a great add on bulb if you want show off the fluorescence of your corals at an eye popping 421 nm.
ATI T5 Blue Plus bulbs are by far the most commonly used in the hobby. Running blues increases the corals coloration and also increases the corals growth significantly.