How to choose a brushless remote control motor? The RC motor of the brushless remote control motor has two kinds of inner rotor and outer rotor.rc supplies， The efficiency of a brushless RC motor depends on factors - speed, size, power, etc. Following are the details 

Speed: The KV number represents RPM, which is the rotational speed of the motor. The larger the KV, the higher the speed.

Size: For the right size, choose the motor that fits your rc car/drone.

Power: Power in watts, should be high. For power, check the motor pull voltage in amps. It provides the correct Electronic Speed Controller (ESC).

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