Magnetic rotating pencil case

盖子可以360度旋转，并且角度有磁力锁定的文具盒需要用6*5的磁铁两个，3*4的磁铁6个，3*2的磁铁6个，磁铁安装的时候需要注意磁极，上下磁铁应处于相互吸引的磁极方向。 The cover of the pencil case can rotate 360 degrees, and the angle is magnetically locked. It requires two 6*5 magnets, six 3*4 magnets, and six 3*2 magnets. When installing the magnets, you need to pay attention to the magnetic poles. The upper and lower magnets should be in the direction of mutually attractive magnetic poles.