Using ultra-transparent white acrylic plastic sheets, high transmittance, with six LED roof lights, blue and white, three for each, freely adjustable lighting color; Multi-purpose, with two spacer plates to divide the fish tank into three compartments for hatching, isolating sick fish, or protecting the pups and for many other uses; With three luminous non-toxic simulation grasses, can absorb light during the day and will shine in dark night, dotted the night views; With bottom valve for water changes, changing the water does not affect fish; Equipped with a filter bubble head, can play bubbles after connected with the oxygen pump, with a little carbon in the head playing a role in water filtration.