It is a moving-coil panel meter with core-magnet. The meters are suitable for electronic instruments, communication facilities and vehicles to indicate a variety of electric parameters.

The chair reclines and has a padded headrest. It also has a touch-screen control panel and an electrical magnetic coil that is positioned on a precise spot on the patient's head.

Switch initial adjustment for the tension control on the MPU panel to enact the appropriate tension value for the Aluminium coil.