... 2,large air volume, low noise, light weight 3,with CE certificate Portable fanPortable blower, Portable ventilator(portable blower,air ... : die-cast plastics,cable length:3m motor: aluminum alloy,with America,Japan,Europe,Taiwan styles' plug for choosing. can ... pressure and large air volume character. Portable ventilator connect with flexible duct,with easy to carry characteristics, It can be used at ...