... /50Hz, 55w, 71*20mm motor (full copper) 1250RPM Blade: 3 PP blade 16" stand fanMotor: 220V/50Hz, 55w, 71*20mm motor (full copper ... ) 1250RPMBlade: 3 PP blade,105g pp blade(big angle) with indicating ... have strict Quality Control Department to make sure every fan we manufacture is of the best quality. 16" stand fan with cross base