translation.en: So essentially, the three things that are required to make this conversion from this guy to this guy is a cheap remote control for a television that you can almost find in every home today, some parts from a computer mouse, basically, something that you can scavenge for very low cost, and a few parts that have to be pre-programmed.
translation.zh: 从根本上来讲，需要具备三点 来确保这一转变 首先是价格低廉电视机的遥控器 这个你在哪里都买得到 其次是电脑鼠标的一些部件 这些你也可以以很低的价格淘到 还有就是一些编过程的部件