Previously, operators had a choice of two systems for the radio control of cranes; either a compact unit with pushbuttons or a large control unit with joysticks. The Demag DRC-MJ controller combines the convenience of joystick control of all motions with the ergonomics of a compact hand held unit.

The impact resistant housing material has a smooth surface and is resilient to mechanical loads. Rubber coated end caps ensure durability, making it suitable for operation in arduous environments. The batteries may be used for uninterrupted operation for up to five days without recharging.