Features:Scope of application: office automation, home automation, medical equipment, security equipment, consumer electronics, aircraft models, automotive electronics fields.The cooling fan keeps the motor constant temperaturePure copper wire, low heat, long life, low lossRotor uses copper wire winding, small resistance, strong electrical conductivity, so that the motor torque increasedBall bearing: high bearing capacity, high speed, low frictionDc Motor can CW and CCWSpecification:Product type: dc motorModel :775 double shaft motorPower: 50 wType(Optional):12V4500RPM with bracket24V9000RPM with bracket12V4500RPM no bracket24V9000RPM no bracketWeight: Approx.361g~494g/12.7oz~17.4ozPackage list:1 x Double-Shaft Dc Motor1 x bracketwith screw(optional)