... 3v,5v,12v,24v,36v and 48v.It blows air along the axis of the fan,or parallel ... We are do fan's many years ago,provide Blower DC Fan China OEM,Transparent color Blower Fan Brushless DC fans ... 1.)Fan adopts the most advanced design,with large air volume,low noise,long life, corrosion resistance. 2 ... Voltage: 2.)Rated Current: 3.)Rated Speed: 4.)Air Flow: 5.)Air Pressure: 6.)Noise Level: 7.)Bearing Type: 8 ...