Question: 

What is scanner number and where can I get it?

Answer:

Scanner number always shows like the following positions. It's like an ID for the scanner. 

Question :

What is license code and how can I get it?

Answer:

The license code is generated by the scanner number.  Each scanner has a unique code.

You can get the code form the Panda support or sale staff after you give them the scanner number.

 Then you can activate, deactivate and completely control the scanner.