https://www.google.it/url?sa=t&rct=j...56643336,d.bGE
Type: Brushless Inrunner
Size: 32-size for Ducted Fans
Bearings or Bushings: Bearings
Wire Gauge: 14 AWG
Voltage: 14.8V - 22.2V
RPM/Volt (Kv): 2150Kv
Resistance (Ri): 0.026Ω
Idle Current (Io): 2.6A @ 20V
Continuous Current: 62A
Maximum Burst Current: 75A
Cells: 4S-6S Li-Po or 14-18 cells NiCd/NiMH
Speed Control: 80A
Weight: 5.70 oz (162g)
Overall Diameter: 1.10 in (28.0mm)
Shaft Diameter: 0.20 in (5.0mm)
Overall Length: 2.00 in (52.0mm)