Description: The mini USB water pump can create water currents in the fish tank, avoiding dirt accumulating in one spot, which is conducive to the growth of aquatic organisms, keeping and rearing tanks or small water features where reliable water conveyance, circulation or flow is required. Fountain pump with USB interface can plug to almost everything with USB interface(such as Power bank, Laptop, USB socket, etc). Features: [High Performance] The submersible powered via USB, make the still water become flowing water, provides a better living environment for the fishes. [Adjustable] The water pump comes with 4 optional nozzles to create different views, each with its unique design. [Stable Install] Submersible water pump with adapter plate holes on both sides and bottom rubber suckers can be installed vertically or horizontally. [Strainer] The water pump with a filter avoiding blocking the inlet. Detachable design providing convenience for cleaning work. [Widely Applicable] This