CCC,CE,UL,CB ,GS, CETL ,certificate approved. Whisper quiet operation. Separate oscilating control. Long-life fan motor. Kinds of color available for selection such as color chromeplate, bronze-plate ,nickel-plate. or client design.Adjustable-tilt fan head.Durable all metal solid construction with rusty finish.Kinds of models for selection: 6inch,8inch,10inch,12inch,14inch,16inch,18inch ,20inch, ...