1、Although small in size, it is versatile. It is a practical object that integrates the three functions of pumping, aeration, and circulation, and it can work super quietly. 2、The filter is specially designed and produced for small fish tanks, with a maximum working depth of 17cm. The small and exquisite design makes it integrated with the small fish tank. 3、This equipment is equipped with a degreasing film, which can assist in removing the oil film and impurities on the surface of the water body while filtering, making the filter cleaner. 4、There is a filter basket design at the bottom of the pump, which can effectively prevent small fish from entering the pump by mistake during the operation of the pump. 5、Four suction cups with strong suction force are fixed on the side wall of the fish tank, so there will be no looseness even after long‑term use, and the suction cup design is easy to install and disassemble.