1. ac fan 2. frame size(mm):80X80X25 3. bearing:ball,sleeve ... ,50/60hz 5. max noise:27.8dBA New arrival for ADDA AA8025 ac fan1Frame size(mm)80X80X252Bearing typeball bearing,sleeve bearing3Rated voltage115V ... ,PWM+FG9safety approvalsCE,TUV,UL,cUL10Electric Strength5mA max at 1500VAC for 1 min between lead wire and frame11Insulation Resistance10M ohm between ...