l Both 50Hz and 60Hz available.l Dual-usage: Compressor and Vacuum (suction and blow).l Electronic motor with IP55 protection and Insulation class H.l No oily odors.l Low noise and libration.Features:l FENRZ Blower's Blade and Cover: made of die-cast aluminum ADC12.l FENRZ Blower's Bearing: continuously works 130000 hours without any lubricating and maintenance.l Die-cast aluminum alloy housing.l Both 50Hz and 60Hz available.l Dual-usage: Compressor and Vacuum (suction and blow).l Electronic motor with IP55 protection and Insulation class H.l No oily odors.l Low noise and libration.l Maintenance-free.l Easy installation. We are the final factory that produce various of blowers,can ensure that supply good quality with better price.Any businessman who are interested with our products,please feel free to contact us,thanks!Company Name: Suzhou Fenglishi Industry Co., Ltd.Street Address: Block 3, Kangyuan Industrial Zone, Kangjian Road, Mudu Town, Wuzhong DistrictContact person:Vera XueSkype:veraxue001Telephone: 0086-512-66586130Mobile Phone:0086-18260138559Fax: 0086-512-66587882Website: http://www.szfls.com