MOC-4270 research submarine (42025 C-MODEL)

1) Mechanisms managed by a gearbox and powered by a medium motor:

* working the proper arm (entrance lever)

* working the left arm (entrance lever)

* drill rotation (again lever)

* clenching the grabber (again lever)2) Two methods of propeller rotation:

* powered by the motor;

* powered by a wheel rotation;

3) Adjusting propeller in two dimensions:

* left-right (linked to turning wheels)

* up-down.