Match: It is compatible with 84oz / 2.5L Stainless Steel Pet Fountain. Ultra Quiet: Designed with unique motor technology, ultra quiet (less than 40dB), DC 5V-1.5W low power consumption, long time operation. High quality materials: Made of BPA-free material, easy to install and clean. Clean: Please clean the pump every 2 weeks to extend the service life of the pump. The pump can be used for 2.5-4 years. We have found that 99% of pumps can be reused after cleaning by analyzing products returned by customers.