Ultra-quiet water pump: pet fountain water pump with low noise submersible water pump, the water flower can hardly be heard, long-term quiet operation, low power consumption. > Auto-stop when water shortage: New upgrade DC pump, it can stop automatically when there is no water, only 1.5 degrees will be consumed when used continuously for 1 month. Safe and Convenient: Antibacterial PP resin, making it BPA-free, non-toxic and tasteless. Cleaning the electric water pump every 2 weeks is essential for longevity of the fountain. First remove the pump cover. Second, remove the turbine cap by placing your fingernail under the small lip. Third, remove the impeller and clean the parts with warm water and soap. Scope of application: The water fountain pump is specially designed for the 2.4L USB LED cat water fountain , suitable for bird bath, aquarium, pond, oxygen water cycle, rockery, garden irrigation, fountain, etc.