- Outside Diameter : 54.0mm 

- Ducted Fan Length : 39.08mm ( With Wing Intake Ring ) 

- Rotor DIameter : 50mm , 12 Blades

- Direction: Normal (CW)

- Overall Weight : 20g ( Whole Unit )

- Motors Shaft Adapter : 3.0mm 

- Working Voltage:  3S 11.1v - 4S 14.8v