IZTOSS White Marine Bilge Air Blower 24V Quiet Operation Low Amp DrawFeatures:Low current, large air volume, quiet operation. The product's linear profile and housing enable it to have higher air flow and lower current than ordinary fans.Adopted the unique front and rear sealing shaft, the fan runs more smoothly and efficiently, which prolongs the service life.Corrosion-resistant ABS shell ensures long life of the fan.Wide application: RV, yacht, truck, bus and other special fan can be used.Suitable for use in bilge, engine nacelle, kitchen and nose, passageway and hatch cover.Specifications:Color: WhiteMaterial: ABS Plastic ShellVoltage: 24VCurrent: 3.0AVent Diameter: 4"/102mmMaximum Air Volume: 456 cubic meters /hAmount of Wind Blades: 6Cathode Connection Mode: Black to the negative, brown to the positive.Item Width: 127.4mmItem Height: 204mmRound Hole Diameter: 102mmProduct Weight: 752gPackage Size: 21 * 15.5 * 14.5cmPackage Weight: 862gPackage List:1 * Air Blower1 * ManualNote:The fan must be used with a natural ventilation system connected to air.