The operation of the juicer should be simple and have safety protection functions. Due to the high-speed rotation of the juicer, it will bring a certain degree of danger. Therefore, we must pay attention to the safety protection design of the juicer. The juice extractor is generally equipped with a safety locking device. When the accessories are not installed in place, the machine cannot work. When purchasing, carefully turn on the power when the accessories are not installed, and check...