1. The whole shell paint is treated with high quality spray.
2. The instrument is displayed in Chinese by liquid crystal. The interface is simple and easy to understand. It is easy to operate and is equipped with metal buttons.
3. With the door open test, the door open motor automatically stop rotation, so that the instrument is more safe.
4. A key to start, press the start button source and motor to work at the same time; the experiment stops automatically, and buzzer reminder.
5. The rotation component uses the round belt and the wheel, the instrument runs smoothly and the noise is low.
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