About this item Ultra quiet and compact: Our aquarium air pump adopts ceramic piezoelectric vibration technology, which is very quiet during the oxygenation process and is ideal for placement in bedrooms, living rooms, bathrooms and offices. The Super Pump is easy to install and produces large amounts of bubbles without taking up space in the aquarium. [Wide Compatibility]: The super pump is small in size, efficient and low in energy consumption, suitable for small aquariums, suitable for outdoor fishing, small and medium-sized aquariums, and also very suitable for various high-end aquariums, aeration or spout. decoration for aquaculture. 【USB Plug】: The length of the USB cable is about 1.1m (3.6ft), the silent aquarium air pump can be used with any USB power source. The air hose is about 1.2m long. For example: plug in a 10,000mAh power supply, it can be used continuously for about 50 hours, and it can still work effectively. Very easy to install: insert the pump and hose, and fix