The file includes two models (trunk and branches) in real world scale (435cm x 499cm x 835cm). 

The product has 531226 polygons.

It comes in following formats:

.blend

.fbx

.obj

.dae

The blender file has the shaders set up, so it's ready to render using Cycles.

It also comes with set of 4K .png maps:

base color

roughness

normal