1.Three speeds setting 2.oscillating angle adjustable 3 three blades. 2.Large air volume,low noise 3.high quality and cheap Oscilating Metal Electrical Industrial Wall Fan:1.Put up the powerful force electric fan of breastwork style.2.It is used in the stock,cantin and shop warehouse,storage,canteens, basement and other places.3.it can make the tempreture lower and improve the air.4.This electric ...