It's an encyclopedia with data collected from those same experts that taught me. Honestly though, it almost seems like a magic device. Here, let me show you.

[ He pulls out the Pokédex again, this time, pointing it at Linda where it has most of the data on that page. Plus of course the actual Pokédex entry stuff like cry and size and weight and such. It takes a brief moment to process it, but there it is. All the move information, if you scroll though it. He gets up close to Rin to show this off ]