The model is a separated lowpoly mesh. The mesh it had been worked so you cand add bevels and then smooth it . It contains a 3D interior lamp model. The model does not have edit shaders it only uses the standar lambert, ping or pong from Maya 2019. How ever, the UVs are made so you can add any texture image.
In some meshes was use the free plugin Bonus Tools from Autodesk Maya for gettting better UVs