... Structure: ball bearing or ogalloy 3.heater strip, LED Dissipate heat fan :Material: AluminumSize: wheel diameter 120-360mm, or as ... for home use: motor fans, small ventilatorelectrical warmer, micro wave, air-circulator in refrigerator and warm keeper, electrical cooker, ... be served in insulation class H.Cross flow fan, tangential fan, cross flow blowerMore detail please feels free to contact ...