该产品是微型电磁机构，接上1.5-3V电压可以实现向上向下向左向右的精准定位功能，具体复制最下端的视频网址观看。

The product is the micro electromagnetic mechanism, can be connected to 1.5 3 v voltage up or down to the left to the right of accurate positioning function, specific copy of the bottom of the video website to watch.

同製品はマイクロ电磁機関後、1.5 ~ 3 v电圧の向上を実現できる下、左に右に精度測位機能の具体的なコピーの一番下の動画のアドレスを観戦。

（视频1）https://v.youku.com/v_show/id_XMTY2NDIyNDExMg==.html?spm=a2h3j.8428770.3416059.1​

（视频2​）https://v.youku.com/v_show/id_XMTY2NDI0MjE2MA==.html?spm=a2h3j.8428770.3416059.1​