80x80x25mm 
 Fan Performance 
 Frame: aluminum frame 
 Fan: thermoplastic pbt, ul94v-0 
 Connection: terminals or lead wire 
 Length: 200mm 
 Operating temperature: -20 ° c ~ +60 ° c 
 Voltage Range: Rated Voltage ± 10% 
 Weight: 135g 
 Packing: 40 into a box, 385x245x235mm 
 Weight: 5.5kg 
 Advantages: blade head is small, seven blades, a large amount of wind pressure, breaking 50/60hz AC voltage to limit the speed limit beyond 3200rpm to withstand sudden voltage of 30% or more.