The Marineland Advanced LED Track Light features aluminum housing for efficient heat dissipation and twin tracks for more PODs. The dual power cords allow for day and night channel control. The 75-gallon size includes 30 white and 6 blue LED PODs and has mounting legs adjustable from 48" to 60". It includes 48 fixed cool white LEDs for added brightness. It holds up to 64 LED PODs and has a 2440 lumens output with a maximum of 4040 lumens.