A short wavelength 7100K blue lamp peaking at 420 nm. Re-creates the natural dawn and dusk effects of the natural reefs which are essential for zooxanthellae algae.
55 Watt = 21" Long 65 Watt = 23" Long
Compact fluorescent bulbs should be replaced every 14-16 months. Replacement is vital for the health of your livestock due to a 50% decline in spectrum and intensity.