The Boxtech aquarium air pump contains a complete set of aquarium air pump accessories. Due to its strong power, the air pump can be used for filter sponges, nanobubbles and other aquarium decorations Upgraded Air PumpThe upgraded oxygen pump has a smooth surface design with four shock absorbing silica gel columns. It has powerful airflow and silent design Maximum power: 1.7W power can reach 4000ml/min gas volume in each outlet and 0.015MPA pressure , the lowest height can reach 150cm Ultra Mini BodyThe small air pump does not take up too much space, but can provide powerful airflow for your fish tank and even use the 'split interface to provide enough oxygen for two 40 liter water tanks Equipped with all accessories: UX-3 aquarium air pump, 200cm air line, 1 stone air valve, 1 return valve, 1 regulating valve, 1 vacuum, you can use the product more easily and safely