I have a 40 gal. tank that Its cycling but I know my 30 watts of lighting are not enough, so I want to build my own led lamp, but Im not sure whats the best option.
How much light do I need?
I found in EBay led from .99 up to 40 bucks and o dont know whats the best.
Please help me
How much light do I need?
I found in EBay led from .99 up to 40 bucks and o dont know whats the best.
Please help me