KV(RPM/V): 310
Power(w):2450
Ni-Mh Ni-Cd Battery(v):20-40
Lipo Battery (cell):3-10
Max Permissible Current   (A/V):92/29.6
Running Current(A):＜85
Weight(g): 650
Shaft Diameter(mm) :8
Max pull (kg):9.6
Propeller(IN): 20*11