Zetlight LED ZA1200 display for Nano aquariums up to 50x50x50cm about 125 liters. The size is 26x12x2.7cm. Plastic support to fasten it to the aquarium. It can be mounted on the aquarium glass with up to 10mm thickness. You can adjust its height in three positions. With three-position switch on just blue, all colors and off very simple and can be connected to a timer.