Knee control type is to fix on the wall under the desk and control by knee with sensitive speed alteration via
a micro sensor.

As to use the high torque brushless motor, vibration and noise are minimized, and the work efficiency is much improved.
It diagnoses by itself and shows the error code in RPM display window.

It also has a auto-cruise function that helps to improve work efficiency eliminating foot tiredness from inserted micro processor in control box.
Moreover, Work memory storage function which is storing the status of the last work assists to have efficiency in repeat work.