It is beautiful and dignified,high performance,large air volume,energy saving,safety and reliability ,easy to install and discharge. It is widely used for ventilation and cooling-down temperature in mineral factories, warehose,workshop and other public places. it have CE&GS Approval Certificate Features: 1) Oscillation: strong power of wind for exhaust 2) Power/frequency: 110/220V-240V/380V /50HZ/60HZ 3) Material of blade: good quality iron blade 4) Color: black,green,blue,grey 5) Shape: round 6) Horn shape blade 7) Size: 500mm/600mm/650mm750mm 8) Different blades are offered: 2 blades: 20" , 24" , 26 " 3 blades: 26" , 30 " 9)Inner Packing:Plastic bag Outer Packing:SKD packing or 1pc/carton Payment Term:T/T or L/C Delivery Time:25 - 35 days Price Term:FOB, CNF, CIF