The video features a fish tank with a Betta fish swimming around. The tank is decorated with various elements such as a stone pagoda, plants, and rocks. The fish is seen swimming near the bottom of the tank, occasionally coming up to the surface. The Betta fish has long, flowing fins and is predominantly blue and white in color. The tank is well-lit, and the water is clear, allowing for a good view of the fish and its surroundings.