Uit de help file:
Misschien is dan de full-version nodig.Calculation with custom components:
You can use any Battery, ESC, Motor or Propeller as long as the technical data are available. Choose «custom» in the respective drop down list and enter all the required data in fields right of it.
When using Custom Components only use manufacturer data or own measurements. Do never ever assume parameters or derive parameters from similar motors as inaccurate parameters will lead to inaccurate results.