Using models with Tensorflow?

I would like to try to use object detection model on Raspberry Pi 3 equipped with this TPU from Google. It only supports Tensorflow Lite.

I don’t know enough what’s under the hood of saved models, but is it possible to use models trained using fastai library and load them in tensorflow(lite)-powered project? Can anyone pls try to educate me on possibility of that?

I have a project to do this: