Robots are complicated and pricey and this one is "$86.99"

It is also complicated. This one has a grabber arm and the arm goes down to. The tracks make it so it can go-Forward-Backward-Left An Right. And an antenna is hidden in the body so a remote control can drive around on a 2.4gs frequency. To think about it the controller has to be powerful enough to put out frequency to not receive an the receiver must not put out any voltage. After that the frequency goes into the main bord and gets separated to the parts that were requested to move.

End of lesson 1.