Programmable pre-set control panel to adjust the height.

The programmable control panel offers the possibility of three individual users to program their own height settings, up to three individual height settings per user.
   
At any time you can use the UP/DOWN buttons to adjust the height of the table without affecting the programmed heights.
It is an optional accessory for the following desk frames:
501-15, 501-17, 501-19, 501-25, 501-27, 501-29, 501-33, 501-43 and 501-49.