Type: Axial Flow Fan Electric Current Type: AC Mounting: Wall Fan Blade Material: Plastic Place of Origin: Guangdong, China (Mainland) Brand Name: Chengyi Voltage: 220(V) Power: 40-128(W) Air Volume: 198-840(m3/h) Speed: 2200-2400(r/min) Certification: CCC, CE After-sales Service Provided: No overseas service provided Color: White, Silver or Customized. Application:Bedroom, Kitchen, Office etc.