Docooler USB Desktop Mini Fish/small fry Tank Aquarium with LED Clock Creative design, multi-functions, and reliable quality.Mini fish tank with running water (recirculation). The water stored in the fish tank can be running circularly that fresh air can be provided for the fishes living in the fish tank. Come with decorative pebbles, an artificial plant, and a USB connector.Adjustable overhead LED light and multicolor LED interior lights under water. 2 switches are used for turning on/off the LED light and switching the water pump on/off. 6 modes of tranquil nature sounds, like sounds of frogs, sounds of bird, sunds of water, etc.