Wireless device generates artificial radio wave to control the crane and this process is known as radio remote control....
Cranes can be controlled by a wireless radio remote device known as a radio remote control....
The transmitter devices generate artificial waves to communicate with the end devices....
While using the radio remote control the transmitter device generates artificial waves to control the heavy machines....
The overhead cranes or electronic machines can be controlled and manipulated through the artificially generated waves....
The artificial waves are generated from the radio remote devices to control the electronic machines....
Wireless radio remotes are those devices that control electronic devices or heavy equipment machines such as cranes....