... 110V/60HZ,220V/50HZ,220V/60HZ,380V/50HZ . MINDER Vortex Blower is designed as per 110V/60HZ,220V/50HZ,220V/60HZ ... structure of the unit is well organized and reasonable .The flow is large , it's easily adjusted and also convenient for ... compact, it is long service life. "MVB" SERIES VORTEX AIR BLOWER