This product is a brushless DC water pump with the characteristics of long life, low noise, reverse spark, etc. without electromagnetic interference. It is widely used in industrial circulation freezing, water circulation cooling and water supply for various small household appliances, as well as home landscape, music fountain, pet water supply, modern soilless water supply, water cooling fan, aquarium equipment and so on. This product is driven by a combination of high sensitivity, low consumption, high efficiency, intelligent electronics and design of driving fluid structure, so the comprehensive performance is more energy efficient and quieter than traditional water pumps. Operating voltage: DC 12V / Operating current: 400MA / Maximum head: 300CM / Maximum flow rate: 240L / H / Pump noise: <45 dB / Water inlet diameter: 8.5mm / Outlet diameter:8.5mm