Specifications Max Flow Rate:200GPH Max Head:5.2ft Length of power cord: 6.1ft Power: AC110-120V/60Hz 11W IPX8 Nozzles: 1/2in, 1/3in Dimension: L2.72*W2.0*H2.24(in) Package Include: 1*Pump 1*Instruction manual 2*nozzles Note: 1. Please use socket with stable voltage and keep the motor running within rated power to ensure long lifespan. 2. If the product suddenly stop working or makes noises, which may caused by debris blockage. Please clean it regularly?about once every two weeks, or add some olive oil on the rotor. 3.Please pay attention to the water level and layout of the tank before purchasing. If there is too little water, the motor power is too high, and as the water level changes, the splashed water will make a lot of noise. Different pumps are suitable for different water tanks. 4. The maximum flow rate is 200GPH; there might be a plus-minus tolerance, Insufficient power and insufficient frequency would affect the flow rate.If connected with a water pipe, the maximum flow rate would less than 200GPH. If the water sprays out the container, the flow rate would also less than 200GPH.