Beginner Saltwater Aquariums
I have a biocube 29 and think I have a silly question, but I will ask it anyways. The tank has 4 buttons for the lights (on tank lid). They are: PC1, PC2, LED2 & LED1. Here's my stupid question: PC1 seems to be a daylight, PC2 is a blue light w/fan, LED2 is empty and LED1 is another blue...