Product Advantages☑Dry running protection:We have better dry running protection that could cut off the power supply.so you do not need to worry about the pump will burn out when there is no water or forget to cut off the power supply when you out for a trip.☑Easy:with the buckle design, you could assemble and disassemble product easily and clean it easily.☑Ultra Quiet Design & Perfect Motor: The reliable and durable motor does not produce much noise, giving you quiet environment.Product ParameterDimension: L2.76*W2.0*H2.32(in)Voltage: AC 120VOutlet Diameter: 13mm/7.8mmPower:8WMax Flow Rate:160GPHMax Head:4.0ftTips1.Please read the User Manual before using2. Please use socket with stable voltage and keep the motor running within rated power to ensure long lifespan.3. When changing water, please disconnect power supply.4. Please clean it regularly in case of debris blockage, the pump would make noises if blocked.5.Please note if the water level, layout of the water tank match the bump power before purchasing.If the water is too little and do not complete overlay of the water pump, it will reduce the pump's life time seriously.Package1*Pump2*nozzles1*Instruction manual