This specific 3D model, "Floor lamp 3D model 9", is an asset made available by "Unknown author".
You can download this asset for free at "Unknown platform" by following the link.
This specific 3D model is provided under the "Unknown license" framework.
OBJ (OBJ, filesize: 1.58 MB), FBX (Autodesk FBX, filesize: 6.62 MB), MAT (mat, filesize: 20 KB), MAX (Autodesk 3ds Max, filesize: 848 KB)