It's a fantastic video to understand the functions of the excavator. It sounds a little tricky and fantastic, but in actuality, there are some good companies that are making cranes with a remote control feature. For instance, the narrowest Micro excavator has a feature to be controlled with a remote control device. This ensures the safety of the operator as well as the completeness of the task with a great aesthetic of art.
RE: How to make a Remote Control Hydraulic Excavator from cardboard / Amazing RC Heavy truck JCB