High pressure (full pressure 7.5KPA) air volume (240 liters / minute)low noise (45M (A) 1KPa distance 1M far)(run 4 hours, stop 30 minutes life up to 25000 hours)The motor movement is designed with a hollow cup structureHigh efficiency, high speed, high stabilityThis brushless fan has stable start, small size, low noise, low temperature rise, long service life, high efficiency, accurate accuracy, energy saving and environmentally friendly materials.Product Usage:Sine wave drive three-phase brushless motor, suitable for --- air cushion machine, fuel cell, ventilator , modified car cushion , electric heat is sent air, high-grade soldering station smoke, sanding.Colour:As ShownMaterial:plastic+metaltype: 12VPackage Contents:1 x Mini Centrifugal Turbo Fan1 x driveOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.