Mini Betta Fish Tank Color Changing LED Lights Transparent and

Baby biOrb has all the features and benefits of the larger biOrb in a more compact size, perfect for small spaces like a desktop. Made from crystal clear acrylic that is 10 times stronger than glass, has low voltage light and air pump, patented filtration and media(gravel), and includes water chemicals, spare light bulb, instruction booklet and food. You just add water and fish. Available in Black or Silver.

biOrb Classic 15 Aquarium with MCR Light - 4 Gallon ,Black

Mini Betta Fish Tank Color Changing LED Lights Transparent and Detachable Desktop Ornamental Landscape Box Mini Aquarium

With two isolation plates, fish tank is divided into three sections, can use for hatching of fish fry, isolating sick fish, and protecting pups. The filter bubble head can generate bubbles when connected to the air pump. The nozzle has activated carbon, has good filtering effect. With three luminous non-toxic artificial grasses, absorb light during the day and glow when it is dark at night. With water change valve at the bottom, does not affect the fish when changing the water.

Fish Tank, Desktop Transparent Breeding Fish Tank, Mini Acrylic for Small Fishes with LED Light with Water Change Valve for Betta(Purple)

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PONDON Fish Tank, 1.7 Gallon Glass Aquarium with Air Pump & LED Light & Filter, Small Fish Tank for Betta Fish Starter Kit, Perfect for beginners,

PONDON Fish Tank, 1.7 Gallon Glass Aquarium with Air Pump & LED Light & Filter, Small Fish Tank for Betta Fish Starter Kit (Black)

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Why did my Betta fish change color? - Quora