驱动装置采用高效率、大扭矩、小体积d C无刷马达，齿轮箱采用螺旋齿轮运转模式，动作宁静、平稳、耐用、不易磨损；不惧高低温气候影响。

The driving device adopts high efficiency, large torque, small volume DC brushless motor, the gear box adopts spiral gear running mode, the action is quiet, stable, durable, not easy to wear and tear.

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