Ultra quiet + compact: Our aquarium air pump adopts piezoelectric ceramic vibration technology, which is very quiet during the oxygenation process, and is ideal for placing in the bedroom, living room and bathroom. desk. Super pump easy to install and makes a lot of bubbles, does not take up space in your aquarium. Wide Compatibility: Super pump Small, efficient and low power consumption, good for a small aquarium, suitable for outdoor fishing, small and medium aquariums, It is also very suitable for oxygenation or spout decoration of various high-end aquariums, aquaculture. USB Plug: USB cable length is about 1.1m(3.6ft), Silent Aquarium Air Pump can be used with any USB power source. The air hose is approximately 3.9 feet (1.2m). For example: plug it into 10000MAH power supply, it can last about 50 hours and still work efficiently. Very Easy to Install Connect the pump and pipes, fix the pipes in the indoor aquarium, without any repairs and maintenance. Be careful, to hide the pump as much as possible. it is better to install outside the aquarium. What You Can Get: 1x Aquarium Air Pump, 1x USB Cable, 1x Air Stone, 1x Silicone Tube, 1x Hanger. This aquarium air pump is an ideal tool to improve the health and well-being of your fish by dissolving oxygen.