106038 Aluminum Fan (Axial flow) for ESC and Motor 40 x 40 mm - Black BlueFeature:For: ESC / Heatsink / MotorMaterial: Aluminum case, plastic fan bladesColor: Black BlueSpecification: 15000 RPMInput Voltage: 5-9VInput Current: 1AWire Length: 195 mm40*40*10mm Mount Holes: 30*30mm..