iLOT Water-Driven Chemical Fertilizer Injector-1 inch and 3/4" inch Connector Water Powered Proportional dosing Pump Working under water pressure, without electricity, gas or oil etc. It can dilute and mix the fertilizers, chemicals automatically and precisely Flux: 20-2500L/H, Ratio: 0.4-4%, Working Pressure: 0.2-5bar, Inlet/outlet: 32/25mm (1 inch) It can be used for livestock, agriculture, lawn and garden, poultry, car wash etc. 1-year warranty