KV(RPM/V): 250
Power(w):2450
Ni-Mh Ni-Cd Battery(v):20-40
Lipo Battery (cell):3-10
Max Permissible Current   (A/V):86/33.3
Running Current(A):＜75
Weight(g): 650
Shaft Diameter(mm) :8
Max pull (kg):10.7
Propeller(IN): 22*10