*Size:8" 12"
*Colors:red, blue.
*Voltages:110v 220v Speeds:2800r/min or 3300r/m
*Frequencies: 50Hz or 60Hz
*Main material: 7pcs of shutter:made of dia-cast aluminum alloy,fan body and cover:galvanized steel,handle: die-cast plastics,cable length:3m motor: aluminum alloy,with America,Japan,Europe,Taiwan styles' plug for choosing.