Structure:Single-stage Pump Usage:Water Application:fountain, Power:Electric Fuel:electricity,energy, battery Pressure:Low Pressure Long life:Over 20000 hours Long working time:Can work a whole day continuously Low working voltage:4.5VDC-12VDC Low working current:50mA-350mA Pump dimension:32.5*26*36(mm) Low power consumption:Within 3Watts Safe:Low working volatge, no spark Environment protection:no pollution,no weast, Very low noise:Within 35db far from 1 meter distance Certificates:FDA,FCC,ISO,SGS,etc