“This is a mini submersible water pump size. It is equipped with a brushless motor ensuring smooth and silent operation than a brushless water pump. Characteristics: Brushless pump, permanent magnetic rotor, maintenance free. coil of enameled wire and the circuit board are sealed with epoxy resin. The coil adopts enameled wire of pure copper, lower temperature rise and longer service life. amphibious pump, you can use it in water or out of water (follow the installation instructions). DC5V USB input, very convenient for power supply. IP68 quality waterproof, fully submersible in water. removable design, providing convenience for cleaning work. With a filter, which prevents blocking of the inlet. 4 rubber suction cups on the bottom, can be adsorbed on the surface and reduce noise and vibrations. Small size, high efficiency, low noise. Suitable for aquarium, fountain, car cooling, water cooling system and circulation computer systems. Note: 1. Please check the voltage and power of the