Mini Air Pump for Aquarium, Silent Oxygen Pump DC 5 V with Hook, Air Stone and Oxygen Tube for Aquarium

Multiple Uses The mini aquarium air pump is suitable for outdoor fishing, fish transportation, oxygenation of home mini aquariums to increase the oxygen content of the water and improve the vitality of fish. Portable:The aquarium oxygen pump is flexible and compact, with a hook and loop for hanging around your waist or elsewhere. Small Operating Noise: The mini aquarium air pump adopts ABS shell and high-performance ceramic motor, multiple noise and vibration damping technology, stable air outlet and fine air bubbler. Low Power Consumption: DC 5V working voltage, USB interface to connect mobile power, power plug (not included in the package) and other devices with USB port, energy saving and high efficiency.