"Inflatable Air Blower" easy to install, fully equipped, ready to install and use for compressed air or vacuum used, can also be installed in any horizontal or vertical direction. Housing material: entire high-pressure die-cast aluminum fan with super-strength, die-cast aluminum and aluminum Benz wheel hub same, with respect to ordinary aluminum, the aluminum die-casting is more robust with respect to the steel fan, more lightweight action . Motor performance: high pressure fan with Taiwan whole wind turbine, the whole wind turbine is a broadband, wide-voltage motors, included: single-phase 110V / 230V 3 phase: 220/380/415 / 660V, etc, the motor frequency 45-75HZ FM, IP55 protection class F insulation class, and its advantage is the motor reach technology, domestic and foreign customers of all ages.