【Perfect Cat Dog Fountain】The size of the fountain pump is 4.6cm4.3cm4.4cm. It is made of polished antibacterial PP resin, which makes it BPA-free, non-toxic and tasteless. Let cats or dogs drink the cleanest water at all times. 【Energy Saving and Quiet】Very low noise during operation even at night. You cannot hear the current sound. It is lasting about 20,000 hours and it is low power consumption, only 1.5 degrees per month. 【General Accessories with European Plug】Our fountain pump is suitable for the majority of Flower Fountains, Catit Fountain.. .but please pay attention !The diameter of the water outlet is 0.9-1cm. 【Easy to clean】Need to clean the pump, every two weeks. This is essential for the life of the fountain. First remove the pump cover. Then remove the wheel cover. Third, remove the wheel and clean the parts with soap and warm water. 【Service Guarantee】Don’t worry about the problem, “The customer is God”, If you have any problems n ’t hesitate to contact us, we promise