KV(RPM/V) 400 Lipo cells: 4S Max Surge Watts(W): 550 Working current: 20amps Max.current(10s): 25amps No Load Current: 0.6amps Intemal Resistance: 0.079ohm Number of Poles: 16 Dimensions(Dia.xL): 42.5*36.5 Shaft: 6mm Prop: 14*4.7-15*4 Weight: 142g...

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