Why is my iPad model number NGLW2LL/A and all other starts with M?

[iMore Question]

Why is my ipad model no. NGLW2LL/A all other starts with M

when I punch in my the serial number of my ipad on my computer it says it doesn't exist.

 

[Bigeric23]

Re: Why is my ipad model no. NGLW2LL/A all other starts with M

This might help:

https://discussions.apple.com/thread/5785800