Kids electric car motor RS550 RS390 RS380 12V 6V RS555 24V 12 teeth. Model: RS380(12V15000rpm), RS390(6V18000rpm),RS550(12V16000rpm). Type: children's electric car motor. 1 Electric vehicle motor. The faster the speed, the smaller the torque, on the contrary, the slower the speed, the larger the torque.
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